CH219316A - Hand-held telephone device. - Google Patents
Hand-held telephone device.Info
- Publication number
- CH219316A CH219316A CH219316DA CH219316A CH 219316 A CH219316 A CH 219316A CH 219316D A CH219316D A CH 219316DA CH 219316 A CH219316 A CH 219316A
- Authority
- CH
- Switzerland
- Prior art keywords
- hand
- telephone device
- held telephone
- held
- telephone
- 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
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB219316X | 1938-05-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH219316A true CH219316A (en) | 1942-01-31 |
Family
ID=10171212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH219316D CH219316A (en) | 1938-05-18 | 1939-05-03 | Hand-held telephone device. |
Country Status (5)
Country | Link |
---|---|
US (1) | US2245835A (en) |
BE (1) | BE434077A (en) |
CH (1) | CH219316A (en) |
FR (1) | FR854285A (en) |
GB (1) | GB514905A (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2624808A (en) * | 1949-03-30 | 1953-01-06 | Nat Pneumatic Co Inc | Signaling switch device |
US3277243A (en) * | 1962-12-19 | 1966-10-04 | Burroughs Corp | Telephone adapter |
USD282363S (en) | 1983-08-12 | 1986-01-28 | International Business Machines Corporation | Telephone handset |
USD285197S (en) | 1983-09-23 | 1986-08-19 | Peter Bressler | Handset telephone unit |
USD285200S (en) | 1983-09-23 | 1986-08-19 | Peter Bressler | Handset telephone unit |
KR900003620B1 (en) * | 1984-07-24 | 1990-05-26 | 후지쓰가부시끼가이샤 | Lock-releasing mechanism for telephone set with muting function |
JP4276675B2 (en) * | 2004-02-20 | 2009-06-10 | 株式会社テムコジャパン | Bone conduction handset |
-
0
- BE BE434077D patent/BE434077A/xx unknown
-
1938
- 1938-05-18 GB GB14835/38A patent/GB514905A/en not_active Expired
-
1939
- 1939-05-03 CH CH219316D patent/CH219316A/en unknown
- 1939-05-04 FR FR854285D patent/FR854285A/en not_active Expired
- 1939-05-11 US US272951A patent/US2245835A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BE434077A (en) | |
FR854285A (en) | 1940-04-09 |
GB514905A (en) | 1939-11-21 |
US2245835A (en) | 1941-06-17 |
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