CA491718A - Microphones - Google Patents

Microphones

Info

Publication number
CA491718A
CA491718A CA491718A CA491718DA CA491718A CA 491718 A CA491718 A CA 491718A CA 491718 A CA491718 A CA 491718A CA 491718D A CA491718D A CA 491718DA CA 491718 A CA491718 A CA 491718A
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
CA491718A
Other languages
French (fr)
Inventor
L. Gayford Michael
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 CA491718A publication Critical patent/CA491718A/en
Expired legal-status Critical Current

Links

CA491718A Microphones Expired CA491718A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA491718T

Publications (1)

Publication Number Publication Date
CA491718A true CA491718A (en) 1953-03-31

Family

ID=35631463

Family Applications (1)

Application Number Title Priority Date Filing Date
CA491718A Expired CA491718A (en) Microphones

Country Status (1)

Country Link
CA (1) CA491718A (en)

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