JPH0457950U - - Google Patents
Info
- Publication number
- JPH0457950U JPH0457950U JP9968390U JP9968390U JPH0457950U JP H0457950 U JPH0457950 U JP H0457950U JP 9968390 U JP9968390 U JP 9968390U JP 9968390 U JP9968390 U JP 9968390U JP H0457950 U JPH0457950 U JP H0457950U
- Authority
- JP
- Japan
- Prior art keywords
- handset
- inner case
- ventilation hole
- front chamber
- attached
- 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
- 239000011358 absorbing material Substances 0.000 claims description 2
- 239000012528 membrane Substances 0.000 claims description 2
- 238000009423 ventilation Methods 0.000 claims 3
- 238000005192 partition Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9968390U JPH0457950U (en]) | 1990-09-21 | 1990-09-21 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9968390U JPH0457950U (en]) | 1990-09-21 | 1990-09-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0457950U true JPH0457950U (en]) | 1992-05-19 |
Family
ID=31841790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9968390U Pending JPH0457950U (en]) | 1990-09-21 | 1990-09-21 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0457950U (en]) |
-
1990
- 1990-09-21 JP JP9968390U patent/JPH0457950U/ja active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6181283U (en]) | ||
US4268725A (en) | Electret microphone | |
CN209345347U (zh) | 结构改良型低音分频耳机 | |
JPS59144297A (ja) | 電気音響変換器 | |
JPH0457950U (en]) | ||
JPS6315691U (en]) | ||
JPH021987U (en]) | ||
SU733118A1 (ru) | Громкоговоритель | |
JPS643273Y2 (en]) | ||
JPH0339952U (en]) | ||
JPS62186584U (en]) | ||
JPS5818380Y2 (ja) | スピ−カ | |
JPS55154899A (en) | Compound loudspeaker | |
JPS62129887U (en]) | ||
JPS5813678Y2 (ja) | 単一指向性エレクトレツトマイクロホン | |
JPS59108390U (ja) | スピ−カ装置 | |
JPH01172798U (en]) | ||
JPH01143590U (en]) | ||
JPH02100363U (en]) | ||
JPH045743U (en]) | ||
JPH01132156U (en]) | ||
JPH0427697U (en]) | ||
JPH0172795U (en]) | ||
JPS6335397U (en]) | ||
JPH042194U (en]) |