JPH0132440Y2 - - Google Patents
Info
- Publication number
- JPH0132440Y2 JPH0132440Y2 JP10319280U JP10319280U JPH0132440Y2 JP H0132440 Y2 JPH0132440 Y2 JP H0132440Y2 JP 10319280 U JP10319280 U JP 10319280U JP 10319280 U JP10319280 U JP 10319280U JP H0132440 Y2 JPH0132440 Y2 JP H0132440Y2
- Authority
- JP
- Japan
- Prior art keywords
- dial
- oscillator
- pushbutton
- circuit
- signal
- 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
- 230000010355 oscillation Effects 0.000 claims description 16
- 230000002159 abnormal effect Effects 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 12
- 230000002265 prevention Effects 0.000 claims description 3
- 230000010287 polarization Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000012544 monitoring process Methods 0.000 description 3
- 230000004913 activation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Landscapes
- Prepayment Telephone Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10319280U JPH0132440Y2 (pm) | 1980-07-23 | 1980-07-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10319280U JPH0132440Y2 (pm) | 1980-07-23 | 1980-07-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5728543U JPS5728543U (pm) | 1982-02-15 |
| JPH0132440Y2 true JPH0132440Y2 (pm) | 1989-10-04 |
Family
ID=29464585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10319280U Expired JPH0132440Y2 (pm) | 1980-07-23 | 1980-07-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0132440Y2 (pm) |
-
1980
- 1980-07-23 JP JP10319280U patent/JPH0132440Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5728543U (pm) | 1982-02-15 |
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