FR929623A - Agencement de microphone - Google Patents
Agencement de microphoneInfo
- Publication number
- FR929623A FR929623A FR929623DA FR929623A FR 929623 A FR929623 A FR 929623A FR 929623D A FR929623D A FR 929623DA FR 929623 A FR929623 A FR 929623A
- Authority
- FR
- France
- Prior art keywords
- microphone arrangement
- microphone
- arrangement
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/08—Mouthpieces; Microphones; Attachments therefor
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR929623T | 1946-06-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR929623A true FR929623A (fr) | 1948-01-02 |
Family
ID=9442582
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR929623D Expired FR929623A (fr) | 1946-06-22 | 1946-06-22 | Agencement de microphone |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR929623A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4449236A (en) * | 1982-04-08 | 1984-05-15 | Walker Equipment Corporation | Anti-side tone transmitter |
US4584702A (en) * | 1983-12-19 | 1986-04-22 | Walker Equipment Corporation | Noise cancelling telephone transmitter insertable in telephone handset receptacle |
-
1946
- 1946-06-22 FR FR929623D patent/FR929623A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4449236A (en) * | 1982-04-08 | 1984-05-15 | Walker Equipment Corporation | Anti-side tone transmitter |
US4584702A (en) * | 1983-12-19 | 1986-04-22 | Walker Equipment Corporation | Noise cancelling telephone transmitter insertable in telephone handset receptacle |
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