JPH03113562U - - Google Patents
Info
- Publication number
- JPH03113562U JPH03113562U JP2334090U JP2334090U JPH03113562U JP H03113562 U JPH03113562 U JP H03113562U JP 2334090 U JP2334090 U JP 2334090U JP 2334090 U JP2334090 U JP 2334090U JP H03113562 U JPH03113562 U JP H03113562U
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- line
- switching means
- connection switching
- line connection
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 6
- 238000007599 discharging Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2334090U JPH03113562U (enrdf_load_stackoverflow) | 1990-03-08 | 1990-03-08 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2334090U JPH03113562U (enrdf_load_stackoverflow) | 1990-03-08 | 1990-03-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH03113562U true JPH03113562U (enrdf_load_stackoverflow) | 1991-11-20 |
Family
ID=31526329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2334090U Pending JPH03113562U (enrdf_load_stackoverflow) | 1990-03-08 | 1990-03-08 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH03113562U (enrdf_load_stackoverflow) |
-
1990
- 1990-03-08 JP JP2334090U patent/JPH03113562U/ja active Pending
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