FR1015413A - Machine à calculer - Google Patents
Machine à calculerInfo
- Publication number
- FR1015413A FR1015413A FR1015413DA FR1015413A FR 1015413 A FR1015413 A FR 1015413A FR 1015413D A FR1015413D A FR 1015413DA FR 1015413 A FR1015413 A FR 1015413A
- 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
- 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
- G06G1/08—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales
- G06G1/085—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction with circular or helical scales borne by a cylinder
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1015413T | 1947-10-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1015413A true FR1015413A (fr) | 1952-09-29 |
Family
ID=9572994
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1015413D Expired FR1015413A (fr) | 1947-10-10 | 1947-10-10 | Machine à calculer |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1015413A (fr) |
-
1947
- 1947-10-10 FR FR1015413D patent/FR1015413A/fr not_active Expired
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