FR537065A - Instrument pour mesurer avec grande précision - Google Patents
Instrument pour mesurer avec grande précisionInfo
- Publication number
- FR537065A FR537065A FR537065DA FR537065A FR 537065 A FR537065 A FR 537065A FR 537065D A FR537065D A FR 537065DA FR 537065 A FR537065 A FR 537065A
- Authority
- FR
- France
- Prior art keywords
- instrument
- measuring
- high precision
- precision
- 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
- 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
- G01B3/02—Rulers with scales or marks for direct reading
- G01B3/04—Rulers with scales or marks for direct reading rigid
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE537065X | 1920-01-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR537065A true FR537065A (fr) | 1922-05-15 |
Family
ID=6557567
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR537065D Expired FR537065A (fr) | 1920-01-24 | 1921-02-18 | Instrument pour mesurer avec grande précision |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR537065A (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2630631A (en) * | 1949-08-04 | 1953-03-10 | Journal Company | Optical comparison gauge |
-
1921
- 1921-02-18 FR FR537065D patent/FR537065A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2630631A (en) * | 1949-08-04 | 1953-03-10 | Journal Company | Optical comparison gauge |
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