NL175350C - Magnetische opteken- en/of weergeefinrichting. - Google Patents
Magnetische opteken- en/of weergeefinrichting.Info
- Publication number
- NL175350C NL175350C NLAANVRAGE7107023,A NL7107023A NL175350C NL 175350 C NL175350 C NL 175350C NL 7107023 A NL7107023 A NL 7107023A NL 175350 C NL175350 C NL 175350C
- Authority
- NL
- Netherlands
- Prior art keywords
- magnetic recording
- displaying device
- displaying
- recording
- magnetic
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/02—Control of operating function, e.g. switching from recording to reproducing
- G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1970049631U JPS506340Y1 (nl) | 1970-05-21 | 1970-05-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7107023A NL7107023A (nl) | 1971-11-23 |
NL175350B NL175350B (nl) | 1984-05-16 |
NL175350C true NL175350C (nl) | 1984-10-16 |
Family
ID=12836553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7107023,A NL175350C (nl) | 1970-05-21 | 1971-05-21 | Magnetische opteken- en/of weergeefinrichting. |
Country Status (7)
Country | Link |
---|---|
US (1) | US3721774A (nl) |
JP (1) | JPS506340Y1 (nl) |
CA (1) | CA956384A (nl) |
DE (1) | DE2123546C3 (nl) |
FR (1) | FR2091748A5 (nl) |
GB (1) | GB1330024A (nl) |
NL (1) | NL175350C (nl) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4355336A (en) * | 1971-02-22 | 1982-10-19 | Block Engineering, Inc. | Digitally controlled electro-optical imaging system |
US3904836A (en) * | 1973-02-01 | 1975-09-09 | Lanier Electronic Lab Inc | Apparatus for preferential selection and switching of plural recording machines |
US3906202A (en) * | 1974-03-01 | 1975-09-16 | Monarch Marking Systems Inc | Data retrieval and error detection method and apparatus designed for use in a width-modulated bar-code scanning apparatus |
US3995315A (en) * | 1973-10-04 | 1976-11-30 | Minnesota Mining And Manufacturing Company | Audio circuit with noise muting feature |
US3959817A (en) * | 1973-11-15 | 1976-05-25 | Victor Company Of Japan, Limited | Switching circuit for connecting a magnetic head in a magnetic recording and reproducing apparatus |
DE2513852C3 (de) * | 1974-04-04 | 1988-07-28 | Sharp K.K., Osaka | Anordnung zum automatischen Aufsuchen der nächsten Magnetbandaufzeichnungslücke |
JPS5622066B2 (nl) * | 1974-05-28 | 1981-05-22 | ||
US4003089A (en) * | 1974-12-31 | 1977-01-11 | Motorola, Inc. | Electronic channel selecting system for a quad-stereo tape player |
US4086635A (en) * | 1975-12-30 | 1978-04-25 | Olympus Optical Co., Ltd. | Recording and reproducing apparatus with tape seed dependent on head selection |
US4079200A (en) * | 1976-01-19 | 1978-03-14 | Dictaphone Corporation | Apparatus for recording replies to pre-recorded messages |
DE2635002C3 (de) * | 1976-08-04 | 1979-10-11 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig, 8510 Fuerth | Ein- und Ausblendeinrichtung an einem Magnetbandgerät |
US4539436A (en) * | 1977-11-30 | 1985-09-03 | Theis Peter F | Programmed conversation recording system |
US4692817A (en) * | 1977-11-30 | 1987-09-08 | Morgan Industries, Inc. | Programmed conversation recording system |
US4366513A (en) * | 1978-05-23 | 1982-12-28 | Olympus Optical Company Limited | Tape recorder with noise blanking circuit |
JPS5597849U (nl) * | 1978-12-27 | 1980-07-08 | ||
JPS5715416U (nl) * | 1980-06-25 | 1982-01-26 | ||
US4539615A (en) * | 1981-06-08 | 1985-09-03 | Hitachi, Ltd. | Azimuthal magnetic recording and reproducing apparatus |
US4685005A (en) * | 1983-07-18 | 1987-08-04 | International Business Machines Corporation | Two-module-read, read-after-write, bi-directional tape drive |
EP0580925A1 (en) * | 1992-07-30 | 1994-02-02 | STMicroelectronics S.r.l. | Drive circuit for switching signals between magnetic heads and preamplifier stage in a cassette reader |
-
1970
- 1970-05-21 JP JP1970049631U patent/JPS506340Y1/ja not_active Expired
-
1971
- 1971-05-12 DE DE2123546A patent/DE2123546C3/de not_active Expired
- 1971-05-14 US US00143483A patent/US3721774A/en not_active Expired - Lifetime
- 1971-05-18 FR FR7117991A patent/FR2091748A5/fr not_active Expired
- 1971-05-20 CA CA113,495A patent/CA956384A/en not_active Expired
- 1971-05-21 NL NLAANVRAGE7107023,A patent/NL175350C/nl not_active IP Right Cessation
- 1971-05-21 GB GB1632771A patent/GB1330024A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2123546B2 (de) | 1979-05-03 |
GB1330024A (en) | 1973-09-12 |
NL175350B (nl) | 1984-05-16 |
NL7107023A (nl) | 1971-11-23 |
JPS506340Y1 (nl) | 1975-02-24 |
FR2091748A5 (nl) | 1972-01-14 |
US3721774A (en) | 1973-03-20 |
CA956384A (en) | 1974-10-15 |
DE2123546A1 (de) | 1971-12-02 |
DE2123546C3 (de) | 1980-01-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |