FR687748A - Comparateur - Google Patents
ComparateurInfo
- Publication number
- FR687748A FR687748A FR687748DA FR687748A FR 687748 A FR687748 A FR 687748A FR 687748D A FR687748D A FR 687748DA FR 687748 A FR687748 A FR 687748A
- Authority
- FR
- France
- Prior art keywords
- comparator
- 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
- G01B9/00—Measuring instruments characterised by the use of optical techniques
- G01B9/02—Interferometers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR687748T | 1930-01-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR687748A true FR687748A (fr) | 1930-08-12 |
Family
ID=9026317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR687748D Expired FR687748A (fr) | 1930-01-06 | 1930-01-06 | Comparateur |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR687748A (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2462292A (en) * | 1943-08-13 | 1949-02-22 | Rca Corp | Light interference distance measuring device having photoelectric means |
| DE1119557B (de) * | 1958-08-30 | 1961-12-14 | Commissariat Energie Atomique | Interferometer nach Perot-Fabry mit einstellbarem Plattenabstand |
-
1930
- 1930-01-06 FR FR687748D patent/FR687748A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2462292A (en) * | 1943-08-13 | 1949-02-22 | Rca Corp | Light interference distance measuring device having photoelectric means |
| DE1119557B (de) * | 1958-08-30 | 1961-12-14 | Commissariat Energie Atomique | Interferometer nach Perot-Fabry mit einstellbarem Plattenabstand |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR695991A (fr) | Moteur-tracteur-bécheur | |
| FR687748A (fr) | Comparateur | |
| FR696598A (fr) | Focomètre | |
| FR699058A (fr) | Aéromoteur | |
| FR694326A (fr) | Verrou-serrure incrochetable | |
| FR698766A (fr) | Filmpack | |
| FR39072E (fr) | Fourneau-chaudière | |
| FR703651A (fr) | Espadrille | |
| FR694003A (fr) | Tracto-faucheuse-moissonneuse | |
| FR695709A (fr) | Hydrochenille | |
| FR38202E (fr) | Mélangeur-diviseur | |
| FR693058A (fr) | Classeur-biblorhapte | |
| FR703799A (fr) | Broche-pince | |
| FR691098A (fr) | étireuse-peigneuse | |
| FR689675A (fr) | Concasseur-calibreur | |
| FR41900E (fr) | Rato-botteleuse | |
| FR40429E (fr) | Radiodéphaseur | |
| FR39931E (fr) | Frotteur-broyeur-mélangeur-diviseur | |
| FR703123A (fr) | Hourdis-coffrage | |
| FI12991A (fi) | Sahra | |
| FI13036A (fi) | Pressvals | |
| FI13124A (fi) | Radiomottagningsapparat | |
| FI13147A (fi) | Mätkanna | |
| FI13153A (fi) | Bomkoppel | |
| FI13157A (fi) | Katiska |