JPS63168500U - - Google Patents
Info
- Publication number
- JPS63168500U JPS63168500U JP1987062229U JP6222987U JPS63168500U JP S63168500 U JPS63168500 U JP S63168500U JP 1987062229 U JP1987062229 U JP 1987062229U JP 6222987 U JP6222987 U JP 6222987U JP S63168500 U JPS63168500 U JP S63168500U
- Authority
- JP
- Japan
- Prior art keywords
- distance detection
- detection device
- speaker
- utility
- scope
- 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
- 238000001514 detection method Methods 0.000 claims description 3
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987062229U JPS63168500U (zh) | 1987-04-23 | 1987-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987062229U JPS63168500U (zh) | 1987-04-23 | 1987-04-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63168500U true JPS63168500U (zh) | 1988-11-02 |
Family
ID=30896303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987062229U Pending JPS63168500U (zh) | 1987-04-23 | 1987-04-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63168500U (zh) |
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1987
- 1987-04-23 JP JP1987062229U patent/JPS63168500U/ja active Pending