JPS63174143U - - Google Patents
Info
- Publication number
- JPS63174143U JPS63174143U JP3015687U JP3015687U JPS63174143U JP S63174143 U JPS63174143 U JP S63174143U JP 3015687 U JP3015687 U JP 3015687U JP 3015687 U JP3015687 U JP 3015687U JP S63174143 U JPS63174143 U JP S63174143U
- Authority
- JP
- Japan
- Prior art keywords
- light
- determining means
- earthquake detector
- optical path
- path determining
- 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
- 230000003287 optical effect Effects 0.000 claims 5
Landscapes
- Switches Operated By Changes In Physical Conditions (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3015687U JPS63174143U (enExample) | 1987-03-02 | 1987-03-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3015687U JPS63174143U (enExample) | 1987-03-02 | 1987-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63174143U true JPS63174143U (enExample) | 1988-11-11 |
Family
ID=30834713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3015687U Pending JPS63174143U (enExample) | 1987-03-02 | 1987-03-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63174143U (enExample) |
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1987
- 1987-03-02 JP JP3015687U patent/JPS63174143U/ja active Pending