JPS6284468U - - Google Patents
Info
- Publication number
- JPS6284468U JPS6284468U JP17669685U JP17669685U JPS6284468U JP S6284468 U JPS6284468 U JP S6284468U JP 17669685 U JP17669685 U JP 17669685U JP 17669685 U JP17669685 U JP 17669685U JP S6284468 U JPS6284468 U JP S6284468U
- Authority
- JP
- Japan
- Prior art keywords
- underwater
- lens
- edge
- small hole
- utility
- 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
- 239000011521 glass Substances 0.000 claims 1
Landscapes
- Eyeglasses (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17669685U JPS6284468U (zh) | 1985-11-16 | 1985-11-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17669685U JPS6284468U (zh) | 1985-11-16 | 1985-11-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6284468U true JPS6284468U (zh) | 1987-05-29 |
Family
ID=31117192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17669685U Pending JPS6284468U (zh) | 1985-11-16 | 1985-11-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6284468U (zh) |
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1985
- 1985-11-16 JP JP17669685U patent/JPS6284468U/ja active Pending