SU794783A1 - Electret microphone - Google Patents

Electret microphone Download PDF

Info

Publication number
SU794783A1
SU794783A1 SU782616871A SU2616871A SU794783A1 SU 794783 A1 SU794783 A1 SU 794783A1 SU 782616871 A SU782616871 A SU 782616871A SU 2616871 A SU2616871 A SU 2616871A SU 794783 A1 SU794783 A1 SU 794783A1
Authority
SU
USSR - Soviet Union
Prior art keywords
electret microphone
microphone
electret
switzerland
prototype
Prior art date
Application number
SU782616871A
Other languages
Russian (ru)
Inventor
Лидия Васильевна Лащенова
Валерий Витальевич Кудрявцев
Евгения Борисовна Вахрушева
Original Assignee
Предприятие П/Я М-5619
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Предприятие П/Я М-5619 filed Critical Предприятие П/Я М-5619
Priority to SU782616871A priority Critical patent/SU794783A1/en
Application granted granted Critical
Publication of SU794783A1 publication Critical patent/SU794783A1/en

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  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)

Description

(54) ЭЛЕКТРЕТНЫЙ МИКРОФОН(54) ELECTRIC MICROPHONE

Claims (2)

1.Патент Швейцарии № 556628 кл. Н 04 R 19/04, 1977.1.Patent of Switzerland No. 556628 Cl. H 04 R 19/04, 1977. 2.Патент ФРГ № 22546922. The patent of Germany No. 2254692 кл. Н 04 R 19/00, 1976 (прототип).cl. H 04 R 19/00, 1976 (prototype).
SU782616871A 1978-04-12 1978-04-12 Electret microphone SU794783A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
SU782616871A SU794783A1 (en) 1978-04-12 1978-04-12 Electret microphone

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU782616871A SU794783A1 (en) 1978-04-12 1978-04-12 Electret microphone

Publications (1)

Publication Number Publication Date
SU794783A1 true SU794783A1 (en) 1981-01-07

Family

ID=20765124

Family Applications (1)

Application Number Title Priority Date Filing Date
SU782616871A SU794783A1 (en) 1978-04-12 1978-04-12 Electret microphone

Country Status (1)

Country Link
SU (1) SU794783A1 (en)

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