KR850010530U - Telephone recording conversion circuit - Google Patents
Telephone recording conversion circuitInfo
- Publication number
- KR850010530U KR850010530U KR2019840005127U KR840005127U KR850010530U KR 850010530 U KR850010530 U KR 850010530U KR 2019840005127 U KR2019840005127 U KR 2019840005127U KR 840005127 U KR840005127 U KR 840005127U KR 850010530 U KR850010530 U KR 850010530U
- Authority
- KR
- South Korea
- Prior art keywords
- conversion circuit
- telephone recording
- recording conversion
- telephone
- circuit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/64—Automatic arrangements for answering calls; Automatic arrangements for recording messages for absent subscribers; Arrangements for recording conversations
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019840005127U KR870001481Y1 (en) | 1984-05-31 | 1984-05-31 | Record conversion circuit of telephone |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR2019840005127U KR870001481Y1 (en) | 1984-05-31 | 1984-05-31 | Record conversion circuit of telephone |
Publications (2)
Publication Number | Publication Date |
---|---|
KR850010530U true KR850010530U (en) | 1985-12-30 |
KR870001481Y1 KR870001481Y1 (en) | 1987-04-15 |
Family
ID=19235134
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR2019840005127U KR870001481Y1 (en) | 1984-05-31 | 1984-05-31 | Record conversion circuit of telephone |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR870001481Y1 (en) |
-
1984
- 1984-05-31 KR KR2019840005127U patent/KR870001481Y1/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR870001481Y1 (en) | 1987-04-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E601 | Decision to refuse application | ||
J2X1 | Appeal (before the patent court) |
Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL |
|
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 19960401 Year of fee payment: 10 |
|
EXPY | Expiration of term |