GB1554854A - Calculator device - Google Patents
Calculator deviceInfo
- Publication number
- GB1554854A GB1554854A GB2347375A GB2347375A GB1554854A GB 1554854 A GB1554854 A GB 1554854A GB 2347375 A GB2347375 A GB 2347375A GB 2347375 A GB2347375 A GB 2347375A GB 1554854 A GB1554854 A GB 1554854A
- Authority
- GB
- United Kingdom
- Prior art keywords
- calculator device
- 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
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F15/00—Digital computers in general; Data processing equipment in general
- G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators
- G06F15/0225—User interface arrangements, e.g. keyboard, display; Interfaces to other computer systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J7/00—Type-selecting or type-actuating mechanisms
- B41J7/005—Type-selecting actions or mechanisms by unusual means, e.g. for use by physically disabled persons
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2347375A GB1554854A (en) | 1976-08-31 | 1976-08-31 | Calculator device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2347375A GB1554854A (en) | 1976-08-31 | 1976-08-31 | Calculator device |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1554854A true GB1554854A (en) | 1979-10-31 |
Family
ID=10196196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2347375A Expired GB1554854A (en) | 1976-08-31 | 1976-08-31 | Calculator device |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1554854A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2128386A (en) * | 1982-10-07 | 1984-04-26 | Possum Controls Ltd | Apparatus for entering characters into a data processing system |
GB2212306A (en) * | 1987-11-07 | 1989-07-19 | Nigel Rudolphus Demming | Keyboard integrated dataswitch for a personal computer |
-
1976
- 1976-08-31 GB GB2347375A patent/GB1554854A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2128386A (en) * | 1982-10-07 | 1984-04-26 | Possum Controls Ltd | Apparatus for entering characters into a data processing system |
GB2212306A (en) * | 1987-11-07 | 1989-07-19 | Nigel Rudolphus Demming | Keyboard integrated dataswitch for a personal computer |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |