JPH01101253U - - Google Patents
Info
- Publication number
- JPH01101253U JPH01101253U JP1987199360U JP19936087U JPH01101253U JP H01101253 U JPH01101253 U JP H01101253U JP 1987199360 U JP1987199360 U JP 1987199360U JP 19936087 U JP19936087 U JP 19936087U JP H01101253 U JPH01101253 U JP H01101253U
- Authority
- JP
- Japan
- Prior art keywords
- circular plate
- glass mask
- hole
- glass
- mask
- 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
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987199360U JPH01101253U (id) | 1987-12-25 | 1987-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987199360U JPH01101253U (id) | 1987-12-25 | 1987-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01101253U true JPH01101253U (id) | 1989-07-07 |
Family
ID=31489812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987199360U Pending JPH01101253U (id) | 1987-12-25 | 1987-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01101253U (id) |
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1987
- 1987-12-25 JP JP1987199360U patent/JPH01101253U/ja active Pending