CA478944A - Microphones - Google Patents

Microphones

Info

Publication number
CA478944A
CA478944A CA478944A CA478944DA CA478944A CA 478944 A CA478944 A CA 478944A CA 478944 A CA478944 A CA 478944A CA 478944D A CA478944D A CA 478944DA CA 478944 A CA478944 A CA 478944A
Authority
CA
Canada
Prior art keywords
microphones
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
CA478944A
Other languages
English (en)
Inventor
Crossthwaite Pocock Lyndall
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
Publication date
Application granted granted Critical
Publication of CA478944A publication Critical patent/CA478944A/fr
Expired legal-status Critical Current

Links

CA478944A Microphones Expired CA478944A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA478944T

Publications (1)

Publication Number Publication Date
CA478944A true CA478944A (fr) 1951-11-27

Family

ID=35618607

Family Applications (1)

Application Number Title Priority Date Filing Date
CA478944A Expired CA478944A (fr) Microphones

Country Status (1)

Country Link
CA (1) CA478944A (fr)

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