KR940008817U - 전화기의 송수화회로 - Google Patents
전화기의 송수화회로Info
- Publication number
- KR940008817U KR940008817U KR2019920017273U KR920017273U KR940008817U KR 940008817 U KR940008817 U KR 940008817U KR 2019920017273 U KR2019920017273 U KR 2019920017273U KR 920017273 U KR920017273 U KR 920017273U KR 940008817 U KR940008817 U KR 940008817U
- Authority
- KR
- South Korea
- Prior art keywords
- telephone handset
- handset circuit
- circuit
- telephone
- handset
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/58—Anti-side-tone circuits
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR92017273U KR0121115Y1 (ko) | 1992-09-09 | 1992-09-09 | 전화기의 송수화회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR92017273U KR0121115Y1 (ko) | 1992-09-09 | 1992-09-09 | 전화기의 송수화회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR940008817U true KR940008817U (ko) | 1994-04-21 |
KR0121115Y1 KR0121115Y1 (ko) | 1998-08-01 |
Family
ID=19339945
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR92017273U KR0121115Y1 (ko) | 1992-09-09 | 1992-09-09 | 전화기의 송수화회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR0121115Y1 (ko) |
-
1992
- 1992-09-09 KR KR92017273U patent/KR0121115Y1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
KR0121115Y1 (ko) | 1998-08-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
N231 | Notification of change of applicant | ||
E701 | Decision to grant or registration of patent right | ||
REGI | Registration of establishment | ||
FPAY | Annual fee payment |
Payment date: 20060331 Year of fee payment: 9 |
|
LAPS | Lapse due to unpaid annual fee |