JPH0634674Y2 - 光学式伸び計 - Google Patents
光学式伸び計Info
- Publication number
- JPH0634674Y2 JPH0634674Y2 JP7748289U JP7748289U JPH0634674Y2 JP H0634674 Y2 JPH0634674 Y2 JP H0634674Y2 JP 7748289 U JP7748289 U JP 7748289U JP 7748289 U JP7748289 U JP 7748289U JP H0634674 Y2 JPH0634674 Y2 JP H0634674Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical
- mark
- optical system
- illumination
- 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 - Lifetime
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7748289U JPH0634674Y2 (ja) | 1989-06-30 | 1989-06-30 | 光学式伸び計 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7748289U JPH0634674Y2 (ja) | 1989-06-30 | 1989-06-30 | 光学式伸び計 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0317544U JPH0317544U (en, 2012) | 1991-02-21 |
JPH0634674Y2 true JPH0634674Y2 (ja) | 1994-09-07 |
Family
ID=31619913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP7748289U Expired - Lifetime JPH0634674Y2 (ja) | 1989-06-30 | 1989-06-30 | 光学式伸び計 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0634674Y2 (en, 2012) |
-
1989
- 1989-06-30 JP JP7748289U patent/JPH0634674Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0317544U (en, 2012) | 1991-02-21 |
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