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CA280313A - Transformateur acoustique - Google Patents

Transformateur acoustique

Info

Publication number
CA280313A
CA280313A CA280313A CA280313DA CA280313A CA 280313 A CA280313 A CA 280313A CA 280313 A CA280313 A CA 280313A CA 280313D A CA280313D A CA 280313DA CA 280313 A CA280313 A CA 280313A
Authority
CA
Canada
Prior art keywords
acoustic transformer
acoustic
transformer
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
CA280313A
Other languages
English (en)
Inventor
A. Robbins Percy
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 CA280313A publication Critical patent/CA280313A/fr
Expired legal-status Critical Current

Links

CA280313A Transformateur acoustique Expired CA280313A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA280313T

Publications (1)

Publication Number Publication Date
CA280313A true CA280313A (fr) 1928-05-22

Family

ID=35213405

Family Applications (1)

Application Number Title Priority Date Filing Date
CA280313A Expired CA280313A (fr) Transformateur acoustique

Country Status (1)

Country Link
CA (1) CA280313A (fr)

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