BE727886A - - Google Patents
Info
- Publication number
- BE727886A BE727886A BE727886DA BE727886A BE 727886 A BE727886 A BE 727886A BE 727886D A BE727886D A BE 727886DA BE 727886 A BE727886 A BE 727886A
- Authority
- BE
- Belgium
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR139460 | 1968-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE727886A true BE727886A (en) | 1969-07-16 |
Family
ID=8645837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE727886D BE727886A (en) | 1968-02-12 | 1969-02-04 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE727886A (en) |
| DE (1) | DE1907029A1 (en) |
| FR (1) | FR1575578A (en) |
| NL (1) | NL6902216A (en) |
-
1968
- 1968-02-12 FR FR1575578D patent/FR1575578A/fr not_active Expired
-
1969
- 1969-02-04 BE BE727886D patent/BE727886A/xx unknown
- 1969-02-12 DE DE19691907029 patent/DE1907029A1/en active Pending
- 1969-02-12 NL NL6902216A patent/NL6902216A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1907029A1 (en) | 1969-09-11 |
| FR1575578A (en) | 1969-07-25 |
| NL6902216A (en) | 1969-08-14 |