BE605270A - Machine à calculer à clavier pour données additives et non additives - Google Patents
Machine à calculer à clavier pour données additives et non additivesInfo
- Publication number
- BE605270A BE605270A BE605270A BE605270A BE605270A BE 605270 A BE605270 A BE 605270A BE 605270 A BE605270 A BE 605270A BE 605270 A BE605270 A BE 605270A BE 605270 A BE605270 A BE 605270A
- Authority
- BE
- Belgium
- Prior art keywords
- additive
- data
- calculator
- keyboard
- keyboard calculator
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
- G06C21/00—Programming-mechanisms for determining the steps to be performed by the computing machine, e.g. when a key or certain keys are depressed
- G06C21/04—Conditional arrangements for controlling subsequent operating functions, e.g. control arrangement triggered by a function key and depending on the condition of the register
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
- G06C7/00—Input mechanisms
- G06C7/02—Keyboards
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Vending Machines For Individual Products (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US38506A US3049293A (en) | 1960-06-24 | 1960-06-24 | Calculating machine adapted for number checking device |
Publications (1)
Publication Number | Publication Date |
---|---|
BE605270A true BE605270A (fr) | 1961-10-16 |
Family
ID=21900352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE605270A BE605270A (fr) | 1960-06-24 | 1961-06-22 | Machine à calculer à clavier pour données additives et non additives |
Country Status (5)
Country | Link |
---|---|
US (1) | US3049293A (fr) |
BE (1) | BE605270A (fr) |
CH (1) | CH386743A (fr) |
DE (1) | DE1424646A1 (fr) |
GB (1) | GB909935A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3263915A (en) * | 1966-08-02 | Program controlled accounting machine | ||
US3190551A (en) * | 1965-06-22 | Decimal parity digit apparatus | ||
US3261547A (en) * | 1964-04-15 | 1966-07-19 | Addo Ab | Method of performing zero control in adding machines having a balancing register andapparatus therefor |
US3508707A (en) * | 1968-01-15 | 1970-04-28 | Ibm | Check digit verifier |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2692726A (en) * | 1954-10-26 | Calculating machine function | ||
US2947475A (en) * | 1960-08-02 | Rauch ettal | ||
US2220502A (en) * | 1936-11-17 | 1940-11-05 | Ibm | Comparing mechanism for tabulators |
-
1960
- 1960-06-24 US US38506A patent/US3049293A/en not_active Expired - Lifetime
-
1961
- 1961-06-07 GB GB20531/61A patent/GB909935A/en not_active Expired
- 1961-06-16 CH CH708961A patent/CH386743A/fr unknown
- 1961-06-22 BE BE605270A patent/BE605270A/fr unknown
- 1961-06-22 DE DE19611424646 patent/DE1424646A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
US3049293A (en) | 1962-08-14 |
GB909935A (en) | 1962-11-07 |
DE1424646A1 (de) | 1968-10-31 |
CH386743A (fr) | 1965-01-15 |
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