DK345988A - MICROPHONE FOR PHONE DEVICE - Google Patents
MICROPHONE FOR PHONE DEVICEInfo
- Publication number
- DK345988A DK345988A DK345988A DK345988A DK345988A DK 345988 A DK345988 A DK 345988A DK 345988 A DK345988 A DK 345988A DK 345988 A DK345988 A DK 345988A DK 345988 A DK345988 A DK 345988A
- Authority
- DK
- Denmark
- Prior art keywords
- microphone
- phone device
- phone
- 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
- H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor
-
- 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)
- Television Systems (AREA)
- Telephone Function (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19873721230 DE3721230A1 (en) | 1987-06-24 | 1987-06-24 | HANDSET FOR A TELEPHONE |
Publications (2)
Publication Number | Publication Date |
---|---|
DK345988D0 DK345988D0 (en) | 1988-06-23 |
DK345988A true DK345988A (en) | 1988-12-25 |
Family
ID=6330392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK345988A DK345988A (en) | 1987-06-24 | 1988-06-23 | MICROPHONE FOR PHONE DEVICE |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0297023A3 (en) |
DE (1) | DE3721230A1 (en) |
DK (1) | DK345988A (en) |
FI (1) | FI882984A (en) |
NO (1) | NO882158L (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK0499674T3 (en) * | 1991-02-21 | 1997-02-17 | Siemens Ag | |
DE4445840A1 (en) * | 1994-12-22 | 1996-06-27 | Telefunken Microelectron | Handset for telephone and radio communication systems |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2190467A (en) * | 1937-10-08 | 1940-02-13 | Bell Telephone Labor Inc | Telephone substation apparatus |
GB656723A (en) * | 1948-01-10 | 1951-08-29 | Edward Shipton | Improvements in or relating to telephone instruments |
DE1112121B (en) * | 1959-12-11 | 1961-08-03 | Siemens Ag | Handset |
GB2087686B (en) * | 1980-10-17 | 1984-05-31 | Lambda Tele Equipment Ltd | One piece telephone |
DE3420586A1 (en) * | 1984-06-01 | 1985-12-05 | Siemens AG, 1000 Berlin und 8000 München | Compact telephone |
JPH0625085Y2 (en) * | 1986-01-30 | 1994-06-29 | 三菱電機株式会社 | Telephone |
-
1987
- 1987-06-24 DE DE19873721230 patent/DE3721230A1/en active Granted
-
1988
- 1988-04-15 EP EP88730086A patent/EP0297023A3/en not_active Withdrawn
- 1988-05-18 NO NO882158A patent/NO882158L/en unknown
- 1988-06-22 FI FI882984A patent/FI882984A/en not_active Application Discontinuation
- 1988-06-23 DK DK345988A patent/DK345988A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
DK345988D0 (en) | 1988-06-23 |
FI882984A0 (en) | 1988-06-22 |
DE3721230C2 (en) | 1989-04-06 |
EP0297023A2 (en) | 1988-12-28 |
EP0297023A3 (en) | 1989-11-15 |
NO882158L (en) | 1988-12-27 |
FI882984A (en) | 1988-12-25 |
NO882158D0 (en) | 1988-05-18 |
DE3721230A1 (en) | 1989-01-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |