FR543369A - - Google Patents
Info
- Publication number
- FR543369A FR543369A FR543369DA FR543369A FR 543369 A FR543369 A FR 543369A FR 543369D A FR543369D A FR 543369DA FR 543369 A FR543369 A FR 543369A
- Authority
- FR
- France
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR543369A true FR543369A (pt) | 1922-09-01 |
Family
ID=1537663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR543369D Expired FR543369A (pt) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR543369A (pt) |
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0
- FR FR543369D patent/FR543369A/fr not_active Expired