JPS63149687U - - Google Patents
Info
- Publication number
- JPS63149687U JPS63149687U JP4115487U JP4115487U JPS63149687U JP S63149687 U JPS63149687 U JP S63149687U JP 4115487 U JP4115487 U JP 4115487U JP 4115487 U JP4115487 U JP 4115487U JP S63149687 U JPS63149687 U JP S63149687U
- Authority
- JP
- Japan
- Prior art keywords
- helmet
- speaker
- full
- utility
- model registration
- 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
- Helmets And Other Head Coverings (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4115487U JPS63149687U (ru) | 1987-03-20 | 1987-03-20 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4115487U JPS63149687U (ru) | 1987-03-20 | 1987-03-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS63149687U true JPS63149687U (ru) | 1988-10-03 |
Family
ID=30855892
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4115487U Pending JPS63149687U (ru) | 1987-03-20 | 1987-03-20 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63149687U (ru) |
-
1987
- 1987-03-20 JP JP4115487U patent/JPS63149687U/ja active Pending