JPS628799U - - Google Patents
Info
- Publication number
- JPS628799U JPS628799U JP10092585U JP10092585U JPS628799U JP S628799 U JPS628799 U JP S628799U JP 10092585 U JP10092585 U JP 10092585U JP 10092585 U JP10092585 U JP 10092585U JP S628799 U JPS628799 U JP S628799U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- earphone
- foam
- sounding body
- bonded
- 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
- 239000006260 foam Substances 0.000 claims description 7
- 239000012790 adhesive layer Substances 0.000 claims description 3
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Headphones And Earphones (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10092585U JPS628799U (id) | 1985-07-01 | 1985-07-01 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10092585U JPS628799U (id) | 1985-07-01 | 1985-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS628799U true JPS628799U (id) | 1987-01-20 |
Family
ID=30971194
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10092585U Pending JPS628799U (id) | 1985-07-01 | 1985-07-01 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS628799U (id) |
-
1985
- 1985-07-01 JP JP10092585U patent/JPS628799U/ja active Pending