FR907809A - Règle à calculs circulaire - Google Patents
Règle à calculs circulaireInfo
- Publication number
- FR907809A FR907809A FR907809DA FR907809A FR 907809 A FR907809 A FR 907809A FR 907809D A FR907809D A FR 907809DA FR 907809 A FR907809 A FR 907809A
- Authority
- FR
- France
- Prior art keywords
- slide rule
- circular slide
- circular
- rule
- slide
- 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
- G06G1/10—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation
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 |
---|---|---|---|
FR907809T | 1944-05-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR907809A true FR907809A (fr) | 1946-03-22 |
Family
ID=9406588
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR907809D Expired FR907809A (fr) | 1944-05-13 | 1944-05-13 | Règle à calculs circulaire |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR907809A (fr) |
-
1944
- 1944-05-13 FR FR907809D patent/FR907809A/fr not_active Expired
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