FR941634A - Calculation instrument - Google Patents
Calculation instrumentInfo
- Publication number
- FR941634A FR941634A FR941634DA FR941634A FR 941634 A FR941634 A FR 941634A FR 941634D A FR941634D A FR 941634DA FR 941634 A FR941634 A FR 941634A
- Authority
- FR
- France
- Prior art keywords
- calculation instrument
- instrument
- calculation
- 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
- G06G1/12—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by the graduation logarithmic graduations, e.g. for multiplication
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 |
---|---|---|---|
FR941634T | 1946-05-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR941634A true FR941634A (en) | 1949-01-17 |
Family
ID=9470559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR941634D Expired FR941634A (en) | 1946-05-03 | 1946-05-03 | Calculation instrument |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR941634A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1135686B (en) * | 1953-12-29 | 1962-08-30 | Faber Castell A W | Double slide rule |
-
1946
- 1946-05-03 FR FR941634D patent/FR941634A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1135686B (en) * | 1953-12-29 | 1962-08-30 | Faber Castell A W | Double slide rule |
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