SU605333A1 - Телефонный аппарат - Google Patents
Телефонный аппаратInfo
- Publication number
- SU605333A1 SU605333A1 SU731931988A SU1931988A SU605333A1 SU 605333 A1 SU605333 A1 SU 605333A1 SU 731931988 A SU731931988 A SU 731931988A SU 1931988 A SU1931988 A SU 1931988A SU 605333 A1 SU605333 A1 SU 605333A1
- Authority
- SU
- USSR - Soviet Union
- Prior art keywords
- telephone set
- sound
- telephone
- resonant cavity
- lever switch
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DD16360572A DD97115A1 (cs) | 1972-06-12 | 1972-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SU605333A1 true SU605333A1 (ru) | 1978-04-30 |
Family
ID=5486941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SU731931988A SU605333A1 (ru) | 1972-06-12 | 1973-06-11 | Телефонный аппарат |
Country Status (5)
| Country | Link |
|---|---|
| BG (1) | BG22050A1 (cs) |
| CS (1) | CS175639B1 (cs) |
| DD (1) | DD97115A1 (cs) |
| DE (1) | DE2326656A1 (cs) |
| SU (1) | SU605333A1 (cs) |
-
1972
- 1972-06-12 DD DD16360572A patent/DD97115A1/xx unknown
-
1973
- 1973-05-25 DE DE19732326656 patent/DE2326656A1/de active Pending
- 1973-06-07 CS CS413973A patent/CS175639B1/cs unknown
- 1973-06-11 SU SU731931988A patent/SU605333A1/ru active
- 1973-06-11 BG BG2385373A patent/BG22050A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CS175639B1 (cs) | 1977-05-31 |
| DD97115A1 (cs) | 1973-04-12 |
| BG22050A1 (cs) | 1976-11-25 |
| DE2326656A1 (de) | 1974-01-03 |
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