FR11809E - Machine à additionner - Google Patents
Machine à additionnerInfo
- Publication number
- FR11809E FR11809E FR11809DA FR11809E FR 11809 E FR11809 E FR 11809E FR 11809D A FR11809D A FR 11809DA FR 11809 E FR11809 E FR 11809E
- Authority
- FR
- France
- Prior art keywords
- adding machine
- machine
- 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
- G06C7/06—Keyboards with one set of keys for each denomination
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR400314T | 1909-01-11 | ||
FR11809T | 1909-11-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR11809E true FR11809E (fr) | 1910-05-11 |
Family
ID=1354071
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR11809D Expired FR11809E (fr) | 1909-01-11 | 1909-11-24 | Machine à additionner |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR11809E (fr) |
-
1909
- 1909-11-24 FR FR11809D patent/FR11809E/fr not_active Expired
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