FR892741A - - Google Patents
Info
- Publication number
- FR892741A FR892741A FR892741DA FR892741A FR 892741 A FR892741 A FR 892741A FR 892741D A FR892741D A FR 892741DA FR 892741 A FR892741 A FR 892741A
- 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.)
- Active
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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/20—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures
- G01B5/204—Measuring arrangements characterised by the use of mechanical techniques for measuring contours or curvatures of screw-threads
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DER102349D DE744645C (de) | 1938-05-19 | 1938-05-19 | Gewindepruefgeraet fuer Handbetrieb |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR892741A true FR892741A (xx) |
Family
ID=7420695
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR892741D Active FR892741A (xx) | 1938-05-19 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE744645C (xx) |
| FR (1) | FR892741A (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2662300A (en) * | 1950-09-09 | 1953-12-15 | Charles E Foster | Thread-gauging device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE426803C (de) * | 1926-03-19 | Duesseldorfer Maschb Act Ges V | Schraubenpruefer | |
| US1880405A (en) * | 1930-05-14 | 1932-10-04 | Firestone Steel Products Co | Machine for testing internal thread in valve stems |
| US1979731A (en) * | 1933-06-05 | 1934-11-06 | Nat Tube Co | Coupling gauging machine |
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0
- FR FR892741D patent/FR892741A/fr active Active
-
1938
- 1938-05-19 DE DER102349D patent/DE744645C/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2662300A (en) * | 1950-09-09 | 1953-12-15 | Charles E Foster | Thread-gauging device |
Also Published As
| Publication number | Publication date |
|---|---|
| DE744645C (de) | 1944-01-21 |