CA328833A - Sound transmission device - Google Patents

Sound transmission device

Info

Publication number
CA328833A
CA328833A CA328833A CA328833DA CA328833A CA 328833 A CA328833 A CA 328833A CA 328833 A CA328833 A CA 328833A CA 328833D A CA328833D A CA 328833DA CA 328833 A CA328833 A CA 328833A
Authority
CA
Canada
Prior art keywords
transmission device
sound transmission
sound
transmission
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
CA328833A
Other languages
French (fr)
Inventor
Chireix Henri
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
Publication date
Application granted granted Critical
Publication of CA328833A publication Critical patent/CA328833A/en
Expired legal-status Critical Current

Links

CA328833A Sound transmission device Expired CA328833A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA328833T

Publications (1)

Publication Number Publication Date
CA328833A true CA328833A (en) 1932-12-27

Family

ID=35291203

Family Applications (1)

Application Number Title Priority Date Filing Date
CA328833A Expired CA328833A (en) Sound transmission device

Country Status (1)

Country Link
CA (1) CA328833A (en)

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