CA14165A - Perfectionnements aux microphones - Google Patents

Perfectionnements aux microphones

Info

Publication number
CA14165A
CA14165A CA000014165A CA14165DA CA14165A CA 14165 A CA14165 A CA 14165A CA 000014165 A CA000014165 A CA 000014165A CA 14165D A CA14165D A CA 14165DA CA 14165 A CA14165 A CA 14165A
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
CA000014165A
Other languages
English (en)
Inventor
Emile Berliner
Charles Williams Jr.
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.)
CANADIAN TELEPHONE Co
Original Assignee
CANADIAN TELEPHONE Co
Publication date
Application granted granted Critical
Publication of CA14165A publication Critical patent/CA14165A/fr
Expired legal-status Critical Current

Links

CA000014165A Perfectionnements aux microphones Expired CA14165A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA14165T

Publications (1)

Publication Number Publication Date
CA14165A true CA14165A (fr) 1882-02-10

Family

ID=45130709

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000014165A Expired CA14165A (fr) Perfectionnements aux microphones

Country Status (1)

Country Link
CA (1) CA14165A (fr)

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