JPH01126698U - - Google Patents
Info
- Publication number
- JPH01126698U JPH01126698U JP1679388U JP1679388U JPH01126698U JP H01126698 U JPH01126698 U JP H01126698U JP 1679388 U JP1679388 U JP 1679388U JP 1679388 U JP1679388 U JP 1679388U JP H01126698 U JPH01126698 U JP H01126698U
- Authority
- JP
- Japan
- Prior art keywords
- horn
- sub
- human body
- detection sensor
- body detection
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1679388U JPH0713354Y2 (ja) | 1988-02-10 | 1988-02-10 | メガホン |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1679388U JPH0713354Y2 (ja) | 1988-02-10 | 1988-02-10 | メガホン |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01126698U true JPH01126698U (uk) | 1989-08-30 |
JPH0713354Y2 JPH0713354Y2 (ja) | 1995-03-29 |
Family
ID=31230027
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1679388U Expired - Lifetime JPH0713354Y2 (ja) | 1988-02-10 | 1988-02-10 | メガホン |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0713354Y2 (uk) |
-
1988
- 1988-02-10 JP JP1679388U patent/JPH0713354Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0713354Y2 (ja) | 1995-03-29 |