JPH0172544U - - Google Patents
Info
- Publication number
- JPH0172544U JPH0172544U JP1987168498U JP16849887U JPH0172544U JP H0172544 U JPH0172544 U JP H0172544U JP 1987168498 U JP1987168498 U JP 1987168498U JP 16849887 U JP16849887 U JP 16849887U JP H0172544 U JPH0172544 U JP H0172544U
- Authority
- JP
- Japan
- Prior art keywords
- elevator
- recording
- small
- speaker
- microphone
- 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
- 230000005236 sound signal Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Indicating And Signalling Devices For Elevators (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168498U JPH0172544U ( ) | 1987-11-05 | 1987-11-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987168498U JPH0172544U ( ) | 1987-11-05 | 1987-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0172544U true JPH0172544U ( ) | 1989-05-16 |
Family
ID=31457726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987168498U Pending JPH0172544U ( ) | 1987-11-05 | 1987-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0172544U ( ) |
-
1987
- 1987-11-05 JP JP1987168498U patent/JPH0172544U/ja active Pending
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