FR78151E - Electrostatic memory device for electronic calculator - Google Patents
Electrostatic memory device for electronic calculatorInfo
- Publication number
- FR78151E FR78151E FR742150A FR742150A FR78151E FR 78151 E FR78151 E FR 78151E FR 742150 A FR742150 A FR 742150A FR 742150 A FR742150 A FR 742150A FR 78151 E FR78151 E FR 78151E
- Authority
- FR
- France
- Prior art keywords
- memory device
- electronic calculator
- electrostatic memory
- electrostatic
- calculator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/21—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements
- G11C11/22—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using electric elements using ferroelectric elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/26—Devices for calling a subscriber
- H04M1/27—Devices whereby a plurality of signals may be stored simultaneously
- H04M1/274—Devices whereby a plurality of signals may be stored simultaneously with provision for storing more than one subscriber number at a time, e.g. using toothed disc
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/04—Recording calls, or communications in printed, perforated or other permanent form
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Computer Hardware Design (AREA)
- Credit Cards Or The Like (AREA)
- Gas-Filled Discharge Tubes (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR742150A FR78151E (en) | 1957-05-09 | 1957-06-29 | Electrostatic memory device for electronic calculator |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR738209A FR1286602A (en) | 1957-05-09 | 1957-05-09 | Electro-static memory device for electronic calculators |
FR742150A FR78151E (en) | 1957-05-09 | 1957-06-29 | Electrostatic memory device for electronic calculator |
Publications (1)
Publication Number | Publication Date |
---|---|
FR78151E true FR78151E (en) | 1962-06-15 |
Family
ID=26161533
Family Applications (4)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR738209A Expired FR1286602A (en) | 1957-05-09 | 1957-05-09 | Electro-static memory device for electronic calculators |
FR1761A Expired FR77651E (en) | 1957-05-09 | 1957-06-08 | Electrostatic memory device for electronic calculator |
FR742150A Expired FR78151E (en) | 1957-05-09 | 1957-06-29 | Electrostatic memory device for electronic calculator |
FR764671A Expired FR78351E (en) | 1957-05-09 | 1958-05-02 | Electrostatic memory device for electronic calculators |
Family Applications Before (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR738209A Expired FR1286602A (en) | 1957-05-09 | 1957-05-09 | Electro-static memory device for electronic calculators |
FR1761A Expired FR77651E (en) | 1957-05-09 | 1957-06-08 | Electrostatic memory device for electronic calculator |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR764671A Expired FR78351E (en) | 1957-05-09 | 1958-05-02 | Electrostatic memory device for electronic calculators |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE1245424B (en) |
FR (4) | FR1286602A (en) |
GB (1) | GB853069A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL249237A (en) * | 1959-05-28 | |||
BE608415A (en) * | 1960-09-23 | 1900-01-01 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2055016A (en) * | 1933-01-20 | 1936-09-22 | Robert E Paris | Machine control system and means for carrying the same into effect |
DE900281C (en) * | 1939-04-06 | 1953-12-21 | Adelheid Huendorf | Electric computing cell |
US2473444A (en) * | 1944-02-29 | 1949-06-14 | Rca Corp | Computing system |
US2575916A (en) * | 1949-11-30 | 1951-11-20 | Gen Electric | Electric selecting matrix |
DE872068C (en) * | 1951-03-08 | 1953-03-30 | Mix & Genest Ag | Arrangement for the storage of dual information for messaging, in particular switching systems |
-
1957
- 1957-05-09 FR FR738209A patent/FR1286602A/en not_active Expired
- 1957-06-08 FR FR1761A patent/FR77651E/en not_active Expired
- 1957-06-29 FR FR742150A patent/FR78151E/en not_active Expired
-
1958
- 1958-05-02 FR FR764671A patent/FR78351E/en not_active Expired
- 1958-05-09 GB GB1501458A patent/GB853069A/en not_active Expired
- 1958-05-09 DE DE1958N0015060 patent/DE1245424B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1245424B (en) | 1967-07-27 |
GB853069A (en) | 1960-11-02 |
FR77651E (en) | 1962-04-06 |
FR78351E (en) | 1962-07-13 |
FR1286602A (en) | 1962-03-09 |
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