FR1025025A - Machine à calculer - Google Patents
Machine à calculerInfo
- Publication number
- FR1025025A FR1025025A FR1025025DA FR1025025A FR 1025025 A FR1025025 A FR 1025025A FR 1025025D A FR1025025D A FR 1025025DA FR 1025025 A FR1025025 A FR 1025025A
- 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
- G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
- G06C7/00—Input mechanisms
- G06C7/02—Keyboards
- G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US1025025XA | 1949-08-18 | 1949-08-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1025025A true FR1025025A (fr) | 1953-04-09 |
Family
ID=22290192
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1025025D Expired FR1025025A (fr) | 1949-08-18 | 1950-08-16 | Machine à calculer |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1025025A (fr) |
-
1950
- 1950-08-16 FR FR1025025D patent/FR1025025A/fr not_active Expired
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