JPH0221891U - - Google Patents
Info
- Publication number
- JPH0221891U JPH0221891U JP9397688U JP9397688U JPH0221891U JP H0221891 U JPH0221891 U JP H0221891U JP 9397688 U JP9397688 U JP 9397688U JP 9397688 U JP9397688 U JP 9397688U JP H0221891 U JPH0221891 U JP H0221891U
- Authority
- JP
- Japan
- Prior art keywords
- acoustic
- earphone
- earplugs
- output side
- elastic
- 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
- Headphones And Earphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9397688U JPH0221891U (sv) | 1988-07-18 | 1988-07-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9397688U JPH0221891U (sv) | 1988-07-18 | 1988-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221891U true JPH0221891U (sv) | 1990-02-14 |
Family
ID=31318462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9397688U Pending JPH0221891U (sv) | 1988-07-18 | 1988-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221891U (sv) |
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1988
- 1988-07-18 JP JP9397688U patent/JPH0221891U/ja active Pending