FR53874E - Calculating device - Google Patents
Calculating deviceInfo
- Publication number
- FR53874E FR53874E FR53874DA FR53874E FR 53874 E FR53874 E FR 53874E FR 53874D A FR53874D A FR 53874DA FR 53874 E FR53874 E FR 53874E
- Authority
- FR
- France
- Prior art keywords
- calculating device
- calculating
- 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
- G06G—ANALOGUE COMPUTERS
- G06G1/00—Hand manipulated computing devices
- G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
- G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR53874T | 1945-08-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR53874E true FR53874E (en) | 1947-01-10 |
Family
ID=8688343
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR53874D Expired FR53874E (en) | 1945-08-09 | 1945-08-09 | Calculating device |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR53874E (en) |
-
1945
- 1945-08-09 FR FR53874D patent/FR53874E/en not_active Expired
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