FR838975A - Machine à calculer - Google Patents
Machine à calculerInfo
- Publication number
- FR838975A FR838975A FR838975DA FR838975A FR 838975 A FR838975 A FR 838975A FR 838975D A FR838975D A FR 838975DA FR 838975 A FR838975 A FR 838975A
- Authority
- FR
- France
- Prior art keywords
- 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
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
- G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
- G06F7/462—Multiplying; dividing
- G06F7/465—Multiplying; dividing by partial product forming (with electric multiplication table)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US147222A US2228330A (en) | 1937-06-09 | 1937-06-09 | Calculating machine |
Publications (1)
Publication Number | Publication Date |
---|---|
FR838975A true FR838975A (fr) | 1939-03-21 |
Family
ID=22520716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR838975D Expired FR838975A (fr) | 1937-06-09 | 1938-06-07 | Machine à calculer |
Country Status (3)
Country | Link |
---|---|
US (1) | US2228330A (fr) |
FR (1) | FR838975A (fr) |
GB (1) | GB518864A (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2858889A (en) * | 1958-11-04 | Combined printing and punching machine | ||
US2981586A (en) * | 1961-04-25 | Albert a | ||
US2434487A (en) * | 1941-09-13 | 1948-01-13 | Ibm | Record controlled adding and comparing machine |
US2420167A (en) * | 1943-03-31 | 1947-05-06 | Ibm | Relay type cross-totalizing device for record card data |
US2477722A (en) * | 1943-11-03 | 1949-08-02 | Ncr Co | Accounting machine |
US2598990A (en) * | 1945-02-17 | 1952-06-03 | Addressograph Multigraph | Printing machine |
US2490362A (en) * | 1945-12-21 | 1949-12-06 | Ibm | Record controlled calculating machine |
US2536906A (en) * | 1947-06-21 | 1951-01-02 | Ibm | Record controlled dividing machine |
GB690171A (en) * | 1950-01-09 | 1953-04-15 | Powers Samas Account Mach Ltd | Improvements in or relating to statistical machines |
US2710406A (en) * | 1950-12-16 | 1955-06-07 | Addressograph Multigraph | Machines for producing business instruments |
US2954926A (en) * | 1953-01-13 | 1960-10-04 | Sperry Rand Corp | Electronic data processing system |
US2943564A (en) * | 1957-12-24 | 1960-07-05 | Ibm | Printed data storage interpreter |
-
1937
- 1937-06-09 US US147222A patent/US2228330A/en not_active Expired - Lifetime
-
1938
- 1938-06-07 FR FR838975D patent/FR838975A/fr not_active Expired
- 1938-06-08 GB GB17083/38A patent/GB518864A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2228330A (en) | 1941-01-14 |
GB518864A (en) | 1940-03-11 |
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