CH578772A5 - - Google Patents
Info
- Publication number
- CH578772A5 CH578772A5 CH360174A CH360174A CH578772A5 CH 578772 A5 CH578772 A5 CH 578772A5 CH 360174 A CH360174 A CH 360174A CH 360174 A CH360174 A CH 360174A CH 578772 A5 CH578772 A5 CH 578772A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R11/00—Transducers of moving-armature or moving-core type
- H04R11/08—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R11/12—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
- Toys (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00346008A US3846592A (en) | 1973-03-29 | 1973-03-29 | Phonograph pickup cartridge for four channel recordings |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH578772A5 true CH578772A5 (xx) | 1976-08-13 |
Family
ID=23357543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH360174A CH578772A5 (xx) | 1973-03-29 | 1974-03-14 |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US3846592A (xx) |
| JP (1) | JPS49130204A (xx) |
| BE (1) | BE810724A (xx) |
| CA (1) | CA983401A (xx) |
| CH (1) | CH578772A5 (xx) |
| DE (1) | DE2409041C2 (xx) |
| DK (1) | DK149680B (xx) |
| FR (1) | FR2223777B1 (xx) |
| GB (1) | GB1418434A (xx) |
| IT (1) | IT1008819B (xx) |
| NL (1) | NL7401875A (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5951197B2 (ja) * | 1975-03-27 | 1984-12-12 | 松下電器産業株式会社 | 電磁形ピツクアツプカ−トリツジ |
| JPS53127502U (xx) * | 1977-03-16 | 1978-10-11 | ||
| JPS60124196U (ja) * | 1984-01-30 | 1985-08-21 | 並木精密宝石株式会社 | ピツクアツプ・カ−トリツジの発電コイル |
| EP0160279A3 (en) * | 1984-04-27 | 1987-04-01 | Namiki Precision Jewel Co., Ltd. | Improved grounding circuit for moving coil pickup cartridge |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH478502A (de) * | 1967-06-20 | 1969-09-15 | Audio Technica Kk | Tonabnehmerkopf für stereophonische Schallplattenwiedergabe |
| DE1960545A1 (de) * | 1968-12-16 | 1970-06-25 | Huber & Co | Tonwiedergabekopf mit einem auswechselbaren Nadeltraeger |
| US3546399A (en) * | 1969-01-29 | 1970-12-08 | Pickering & Co Inc | Induced magnetic moving iron stereophonic phonograph pickup with replaceable stylus assembly |
| DK124049B (da) * | 1969-03-25 | 1972-09-04 | Fonofilm Ind As | Magnetisk pick-up. |
| DE2115122C3 (de) * | 1971-03-29 | 1974-01-24 | Dual Gebr. Steidinger, 7742 St. Georgen | Magnetischer Tonabnehmer |
-
1973
- 1973-03-29 US US00346008A patent/US3846592A/en not_active Expired - Lifetime
-
1974
- 1974-02-04 GB GB505074A patent/GB1418434A/en not_active Expired
- 1974-02-07 BE BE140648A patent/BE810724A/xx not_active IP Right Cessation
- 1974-02-07 FR FR7404111A patent/FR2223777B1/fr not_active Expired
- 1974-02-08 IT IT48236/74A patent/IT1008819B/it active
- 1974-02-12 NL NL7401875A patent/NL7401875A/xx unknown
- 1974-02-25 DE DE2409041A patent/DE2409041C2/de not_active Expired
- 1974-03-12 CA CA194,674A patent/CA983401A/en not_active Expired
- 1974-03-14 CH CH360174A patent/CH578772A5/xx not_active IP Right Cessation
- 1974-03-26 DK DK165274AA patent/DK149680B/da unknown
- 1974-03-28 JP JP49034047A patent/JPS49130204A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7401875A (xx) | 1974-10-01 |
| FR2223777A1 (xx) | 1974-10-25 |
| US3846592A (en) | 1974-11-05 |
| IT1008819B (it) | 1976-11-30 |
| DE2409041C2 (de) | 1984-01-12 |
| JPS49130204A (xx) | 1974-12-13 |
| DK149680B (da) | 1986-09-01 |
| DE2409041A1 (de) | 1974-10-17 |
| FR2223777B1 (xx) | 1978-06-16 |
| CA983401A (en) | 1976-02-10 |
| BE810724A (fr) | 1974-05-29 |
| GB1418434A (en) | 1975-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |