CA23546A - Microphone - Google Patents

Microphone

Info

Publication number
CA23546A
CA23546A CA000023546A CA23546DA CA23546A CA 23546 A CA23546 A CA 23546A CA 000023546 A CA000023546 A CA 000023546A CA 23546D A CA23546D A CA 23546DA CA 23546 A CA23546 A CA 23546A
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
CA000023546A
Other languages
French (fr)
Inventor
Thomas Wallace
Oscar A. Enholm
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 CA23546A publication Critical patent/CA23546A/en
Expired legal-status Critical Current

Links

CA000023546A Microphone Expired CA23546A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA23546T

Publications (1)

Publication Number Publication Date
CA23546A true CA23546A (en) 1886-03-06

Family

ID=45140089

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000023546A Expired CA23546A (en) Microphone

Country Status (1)

Country Link
CA (1) CA23546A (en)

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