JPS631490Y2 - - Google Patents
Info
- Publication number
- JPS631490Y2 JPS631490Y2 JP2402281U JP2402281U JPS631490Y2 JP S631490 Y2 JPS631490 Y2 JP S631490Y2 JP 2402281 U JP2402281 U JP 2402281U JP 2402281 U JP2402281 U JP 2402281U JP S631490 Y2 JPS631490 Y2 JP S631490Y2
- Authority
- JP
- Japan
- Prior art keywords
- receiver
- earpiece
- handset
- mouthpiece
- coupling 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.)
- Expired
Links
- 230000008878 coupling Effects 0.000 claims description 25
- 238000010168 coupling process Methods 0.000 claims description 25
- 238000005859 coupling reaction Methods 0.000 claims description 25
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000013013 elastic material Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2402281U JPS631490Y2 (en]) | 1981-02-24 | 1981-02-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2402281U JPS631490Y2 (en]) | 1981-02-24 | 1981-02-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57138459U JPS57138459U (en]) | 1982-08-30 |
| JPS631490Y2 true JPS631490Y2 (en]) | 1988-01-14 |
Family
ID=29821755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2402281U Expired JPS631490Y2 (en]) | 1981-02-24 | 1981-02-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS631490Y2 (en]) |
-
1981
- 1981-02-24 JP JP2402281U patent/JPS631490Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57138459U (en]) | 1982-08-30 |
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