CA457080A - Microphone - Google Patents

Microphone

Info

Publication number
CA457080A
CA457080A CA457080A CA457080DA CA457080A CA 457080 A CA457080 A CA 457080A CA 457080 A CA457080 A CA 457080A CA 457080D A CA457080D A CA 457080DA CA 457080 A CA457080 A CA 457080A
Authority
CA
Canada
Prior art keywords
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
CA457080A
Other languages
English (en)
Inventor
Samuel Paterson Robertson James
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 CA457080A publication Critical patent/CA457080A/fr
Expired legal-status Critical Current

Links

CA457080A Microphone Expired CA457080A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA457080T

Publications (1)

Publication Number Publication Date
CA457080A true CA457080A (fr) 1949-05-31

Family

ID=35574819

Family Applications (1)

Application Number Title Priority Date Filing Date
CA457080A Expired CA457080A (fr) Microphone

Country Status (1)

Country Link
CA (1) CA457080A (fr)

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