GB1305822A - - Google Patents
Info
- Publication number
- GB1305822A GB1305822A GB2186070A GB2186070A GB1305822A GB 1305822 A GB1305822 A GB 1305822A GB 2186070 A GB2186070 A GB 2186070A GB 2186070 A GB2186070 A GB 2186070A GB 1305822 A GB1305822 A GB 1305822A
- Authority
- GB
- United Kingdom
- Prior art keywords
- conductors
- board
- store
- programmed
- plates
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Structure Of Telephone Exchanges (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85266269A | 1969-08-25 | 1969-08-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1305822A true GB1305822A (US20110009641A1-20110113-C00160.png) | 1973-02-07 |
Family
ID=25313919
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2186070A Expired GB1305822A (US20110009641A1-20110113-C00160.png) | 1969-08-25 | 1970-05-06 |
Country Status (6)
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3713110A (en) * | 1971-08-23 | 1973-01-23 | Gte Automatic Electric Lab Inc | Mechanically alterable diode matrix memory |
JPS57134962A (en) * | 1981-02-13 | 1982-08-20 | Toshiba Corp | Semiconductor memory and manufacture of the same |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2872664A (en) * | 1955-03-01 | 1959-02-03 | Minot Otis Northrop | Information handling |
DE1054752B (de) * | 1957-11-02 | 1959-04-09 | Olympia Werke Ag | Magnetomechanischer Matrizenspeicher mit Eingabevorrichtung |
CA647225A (en) * | 1959-05-28 | 1962-08-21 | Western Electric Company, Incorporated | Information storage arrangement |
US3245051A (en) * | 1960-11-16 | 1966-04-05 | John H Robb | Information storage matrices |
-
1969
- 1969-08-25 US US852662A patent/US3653005A/en not_active Expired - Lifetime
-
1970
- 1970-05-01 CA CA081663A patent/CA925235A/en not_active Expired
- 1970-05-06 GB GB2186070A patent/GB1305822A/en not_active Expired
- 1970-05-22 DE DE19702025076 patent/DE2025076A1/de active Pending
- 1970-05-22 FR FR7018829A patent/FR2057671A5/fr not_active Expired
- 1970-05-23 JP JP45043744A patent/JPS4824641B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2025076A1 (de) | 1971-03-04 |
FR2057671A5 (US20110009641A1-20110113-C00160.png) | 1971-05-21 |
US3653005A (en) | 1972-03-28 |
JPS4824641B1 (US20110009641A1-20110113-C00160.png) | 1973-07-23 |
CA925235A (en) | 1973-04-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PLNP | Patent lapsed through nonpayment of renewal fees |