JPH0344359U - - Google Patents
Info
- Publication number
- JPH0344359U JPH0344359U JP10312889U JP10312889U JPH0344359U JP H0344359 U JPH0344359 U JP H0344359U JP 10312889 U JP10312889 U JP 10312889U JP 10312889 U JP10312889 U JP 10312889U JP H0344359 U JPH0344359 U JP H0344359U
- Authority
- JP
- Japan
- Prior art keywords
- underwater
- microphone
- converts
- air chamber
- communication device
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10312889U JPH0344359U (bg) | 1989-09-04 | 1989-09-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10312889U JPH0344359U (bg) | 1989-09-04 | 1989-09-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0344359U true JPH0344359U (bg) | 1991-04-24 |
Family
ID=31651983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10312889U Pending JPH0344359U (bg) | 1989-09-04 | 1989-09-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0344359U (bg) |
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1989
- 1989-09-04 JP JP10312889U patent/JPH0344359U/ja active Pending