CA281769A - Microphone sans membrane - Google Patents

Microphone sans membrane

Info

Publication number
CA281769A
CA281769A CA281769A CA281769DA CA281769A CA 281769 A CA281769 A CA 281769A CA 281769 A CA281769 A CA 281769A CA 281769D A CA281769D A CA 281769DA CA 281769 A CA281769 A CA 281769A
Authority
CA
Canada
Prior art keywords
diaphragmless
microphone
diaphragmless microphone
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
Application number
CA281769A
Other languages
English (en)
Inventor
Reisz Eugen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA281769A publication Critical patent/CA281769A/fr
Expired legal-status Critical Current

Links

CA281769A Microphone sans membrane Expired CA281769A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA281769T

Publications (1)

Publication Number Publication Date
CA281769A true CA281769A (fr) 1928-07-17

Family

ID=35214861

Family Applications (1)

Application Number Title Priority Date Filing Date
CA281769A Expired CA281769A (fr) Microphone sans membrane

Country Status (1)

Country Link
CA (1) CA281769A (fr)

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