JPS61108321U - - Google Patents
Info
- Publication number
- JPS61108321U JPS61108321U JP19190884U JP19190884U JPS61108321U JP S61108321 U JPS61108321 U JP S61108321U JP 19190884 U JP19190884 U JP 19190884U JP 19190884 U JP19190884 U JP 19190884U JP S61108321 U JPS61108321 U JP S61108321U
- Authority
- JP
- Japan
- Prior art keywords
- helmet
- collecting plate
- sound collecting
- cheek part
- pickup
- 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
Landscapes
- Helmets And Other Head Coverings (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984191908U JPH0129207Y2 (enrdf_load_stackoverflow) | 1984-12-18 | 1984-12-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1984191908U JPH0129207Y2 (enrdf_load_stackoverflow) | 1984-12-18 | 1984-12-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61108321U true JPS61108321U (enrdf_load_stackoverflow) | 1986-07-09 |
JPH0129207Y2 JPH0129207Y2 (enrdf_load_stackoverflow) | 1989-09-06 |
Family
ID=30749340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1984191908U Expired JPH0129207Y2 (enrdf_load_stackoverflow) | 1984-12-18 | 1984-12-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0129207Y2 (enrdf_load_stackoverflow) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003013300A1 (fr) * | 2001-07-09 | 2003-02-20 | Nagashima, Kouki | Casque |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55155836U (enrdf_load_stackoverflow) * | 1980-05-06 | 1980-11-10 | ||
JPS56156833U (enrdf_load_stackoverflow) * | 1980-04-22 | 1981-11-24 |
-
1984
- 1984-12-18 JP JP1984191908U patent/JPH0129207Y2/ja not_active Expired
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56156833U (enrdf_load_stackoverflow) * | 1980-04-22 | 1981-11-24 | ||
JPS55155836U (enrdf_load_stackoverflow) * | 1980-05-06 | 1980-11-10 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003013300A1 (fr) * | 2001-07-09 | 2003-02-20 | Nagashima, Kouki | Casque |
Also Published As
Publication number | Publication date |
---|---|
JPH0129207Y2 (enrdf_load_stackoverflow) | 1989-09-06 |