JPH0287030U - - Google Patents
Info
- Publication number
- JPH0287030U JPH0287030U JP16721888U JP16721888U JPH0287030U JP H0287030 U JPH0287030 U JP H0287030U JP 16721888 U JP16721888 U JP 16721888U JP 16721888 U JP16721888 U JP 16721888U JP H0287030 U JPH0287030 U JP H0287030U
- Authority
- JP
- Japan
- Prior art keywords
- helmet
- sound device
- air pad
- air
- contracted
- 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
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
- Helmets And Other Head Coverings (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16721888U JPH0287030U (sv) | 1988-12-24 | 1988-12-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16721888U JPH0287030U (sv) | 1988-12-24 | 1988-12-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0287030U true JPH0287030U (sv) | 1990-07-10 |
Family
ID=31455314
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16721888U Pending JPH0287030U (sv) | 1988-12-24 | 1988-12-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0287030U (sv) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0522784A (ja) * | 1991-07-10 | 1993-01-29 | Pioneer Electron Corp | 送話器 |
-
1988
- 1988-12-24 JP JP16721888U patent/JPH0287030U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0522784A (ja) * | 1991-07-10 | 1993-01-29 | Pioneer Electron Corp | 送話器 |