JPH0164297U - - Google Patents
Info
- Publication number
- JPH0164297U JPH0164297U JP1987158646U JP15864687U JPH0164297U JP H0164297 U JPH0164297 U JP H0164297U JP 1987158646 U JP1987158646 U JP 1987158646U JP 15864687 U JP15864687 U JP 15864687U JP H0164297 U JPH0164297 U JP H0164297U
- Authority
- JP
- Japan
- Prior art keywords
- attached
- helmet
- close
- megaphone
- 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
- 241000270728 Alligator Species 0.000 description 1
Landscapes
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158646U JPH0164297U (en]) | 1987-10-19 | 1987-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987158646U JPH0164297U (en]) | 1987-10-19 | 1987-10-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0164297U true JPH0164297U (en]) | 1989-04-25 |
Family
ID=31439157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987158646U Pending JPH0164297U (en]) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0164297U (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014230214A (ja) * | 2013-05-24 | 2014-12-08 | 清水建設株式会社 | 身体装着型指向性拡声装置および音声伝達方法 |
-
1987
- 1987-10-19 JP JP1987158646U patent/JPH0164297U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014230214A (ja) * | 2013-05-24 | 2014-12-08 | 清水建設株式会社 | 身体装着型指向性拡声装置および音声伝達方法 |