BE718788A - - Google Patents
Info
- Publication number
- BE718788A BE718788A BE718788DA BE718788A BE 718788 A BE718788 A BE 718788A BE 718788D A BE718788D A BE 718788DA BE 718788 A BE718788 A BE 718788A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B3/00—Measuring instruments characterised by the use of mechanical techniques
- G01B3/56—Gauges for measuring angles or tapers, e.g. conical calipers
- G01B3/563—Protractors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length-Measuring Instruments Using Mechanical Means (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1123067A CH460362A (de) | 1967-08-09 | 1967-08-09 | Winkelmessgerät |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE718788A true BE718788A (fr) | 1968-12-31 |
Family
ID=4371393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE718788D BE718788A (fr) | 1967-08-09 | 1968-07-30 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE718788A (fr) |
| CH (1) | CH460362A (fr) |
| DE (1) | DE1773903A1 (fr) |
| FR (1) | FR1575435A (fr) |
| GB (1) | GB1226180A (fr) |
| NL (1) | NL6811216A (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2293018A (en) * | 1994-09-03 | 1996-03-13 | Ian Cockburn | Angle measuring apparatus and method |
| FR2947623B1 (fr) * | 2009-07-06 | 2012-12-07 | Jean-Luc Pelizzari | Appareil de mesure d'angle |
| CN106813563B (zh) * | 2017-04-12 | 2020-02-21 | 张岩 | 角度测量装置 |
-
1967
- 1967-08-09 CH CH1123067A patent/CH460362A/de unknown
-
1968
- 1968-07-24 DE DE19681773903 patent/DE1773903A1/de active Pending
- 1968-07-30 BE BE718788D patent/BE718788A/xx not_active IP Right Cessation
- 1968-07-31 GB GB1226180D patent/GB1226180A/en not_active Expired
- 1968-08-07 NL NL6811216A patent/NL6811216A/xx unknown
- 1968-08-08 FR FR1575435D patent/FR1575435A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1226180A (fr) | 1971-03-24 |
| FR1575435A (fr) | 1969-07-18 |
| DE1773903A1 (de) | 1971-08-26 |
| CH460362A (de) | 1968-07-31 |
| NL6811216A (fr) | 1969-02-11 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: WAHLI MARCEL Effective date: 19840730 |