CA307007A - Acoustic apparatus with sound diaphragm - Google Patents

Acoustic apparatus with sound diaphragm

Info

Publication number
CA307007A
CA307007A CA307007A CA307007DA CA307007A CA 307007 A CA307007 A CA 307007A CA 307007 A CA307007 A CA 307007A CA 307007D A CA307007D A CA 307007DA CA 307007 A CA307007 A CA 307007A
Authority
CA
Canada
Prior art keywords
acoustic apparatus
sound diaphragm
diaphragm
sound
acoustic
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
CA307007A
Other languages
French (fr)
Inventor
Bernard Marcel
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.)
Societe Francaise Radio Electrique
Original Assignee
Societe Francaise Radio Electrique
Publication date
Application granted granted Critical
Publication of CA307007A publication Critical patent/CA307007A/en
Expired legal-status Critical Current

Links

CA307007A Acoustic apparatus with sound diaphragm Expired CA307007A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA307007T

Publications (1)

Publication Number Publication Date
CA307007A true CA307007A (en) 1930-12-23

Family

ID=35260158

Family Applications (1)

Application Number Title Priority Date Filing Date
CA307007A Expired CA307007A (en) Acoustic apparatus with sound diaphragm

Country Status (1)

Country Link
CA (1) CA307007A (en)

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