JPH0291907U - - Google Patents
Info
- Publication number
- JPH0291907U JPH0291907U JP76889U JP76889U JPH0291907U JP H0291907 U JPH0291907 U JP H0291907U JP 76889 U JP76889 U JP 76889U JP 76889 U JP76889 U JP 76889U JP H0291907 U JPH0291907 U JP H0291907U
- Authority
- JP
- Japan
- Prior art keywords
- measured
- film
- shielding plate
- rotating shaft
- light shielding
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP76889U JPH0291907U (nl) | 1989-01-07 | 1989-01-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP76889U JPH0291907U (nl) | 1989-01-07 | 1989-01-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0291907U true JPH0291907U (nl) | 1990-07-20 |
Family
ID=31200081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP76889U Pending JPH0291907U (nl) | 1989-01-07 | 1989-01-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0291907U (nl) |
-
1989
- 1989-01-07 JP JP76889U patent/JPH0291907U/ja active Pending