JPH0715222Y2 - 複信単信両用電話機 - Google Patents
複信単信両用電話機Info
- Publication number
- JPH0715222Y2 JPH0715222Y2 JP1989112393U JP11239389U JPH0715222Y2 JP H0715222 Y2 JPH0715222 Y2 JP H0715222Y2 JP 1989112393 U JP1989112393 U JP 1989112393U JP 11239389 U JP11239389 U JP 11239389U JP H0715222 Y2 JPH0715222 Y2 JP H0715222Y2
- Authority
- JP
- Japan
- Prior art keywords
- handset
- telephone
- duplex
- simplex
- transmitter
- 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 - Lifetime
Links
- 238000004891 communication Methods 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 6
- 230000013011 mating Effects 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
Landscapes
- Telephone Set Structure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989112393U JPH0715222Y2 (ja) | 1989-09-26 | 1989-09-26 | 複信単信両用電話機 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989112393U JPH0715222Y2 (ja) | 1989-09-26 | 1989-09-26 | 複信単信両用電話機 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0351538U JPH0351538U (enrdf_load_stackoverflow) | 1991-05-20 |
JPH0715222Y2 true JPH0715222Y2 (ja) | 1995-04-10 |
Family
ID=31660842
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989112393U Expired - Lifetime JPH0715222Y2 (ja) | 1989-09-26 | 1989-09-26 | 複信単信両用電話機 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0715222Y2 (enrdf_load_stackoverflow) |
-
1989
- 1989-09-26 JP JP1989112393U patent/JPH0715222Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0351538U (enrdf_load_stackoverflow) | 1991-05-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FPAY | Renewal fee payment |
Free format text: PAYMENT UNTIL: 20071214 Year of fee payment: 6 |
|
FPAY | Renewal fee payment |
Year of fee payment: 7 Free format text: PAYMENT UNTIL: 20081214 |
|
LAPS | Cancellation because of no payment of annual fees |