CA182919A - Dispositif de microphone pour transmitteurs telephoniques - Google Patents

Dispositif de microphone pour transmitteurs telephoniques

Info

Publication number
CA182919A
CA182919A CA000182919A CA182919DA CA182919A CA 182919 A CA182919 A CA 182919A CA 000182919 A CA000182919 A CA 000182919A CA 182919D A CA182919D A CA 182919DA CA 182919 A CA182919 A CA 182919A
Authority
CA
Canada
Prior art keywords
telephone transmitters
microphonic
microphonic device
transmitters
telephone
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
CA000182919A
Other languages
English (en)
Inventor
Walter Clarke Bellows
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.)
PELOUZE MANUFACTURING Co
Original Assignee
PELOUZE MANUFACTURING Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by PELOUZE MANUFACTURING Co filed Critical PELOUZE MANUFACTURING Co
Application granted granted Critical
Publication of CA182919A publication Critical patent/CA182919A/fr
Expired legal-status Critical Current

Links

CA000182919A 1917-09-11 1917-09-11 Dispositif de microphone pour transmitteurs telephoniques Expired CA182919A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA182919T 1917-09-11

Publications (1)

Publication Number Publication Date
CA182919A true CA182919A (fr) 1918-03-12

Family

ID=45302571

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000182919A Expired CA182919A (fr) 1917-09-11 1917-09-11 Dispositif de microphone pour transmitteurs telephoniques

Country Status (1)

Country Link
CA (1) CA182919A (fr)

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