CA378622A - Systeme de communication des sons - Google Patents

Systeme de communication des sons

Info

Publication number
CA378622A
CA378622A CA378622A CA378622DA CA378622A CA 378622 A CA378622 A CA 378622A CA 378622 A CA378622 A CA 378622A CA 378622D A CA378622D A CA 378622DA CA 378622 A CA378622 A CA 378622A
Authority
CA
Canada
Prior art keywords
sound
communication system
communication
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
CA378622A
Other languages
English (en)
Inventor
W. Pierce George
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 CA378622A publication Critical patent/CA378622A/fr
Expired legal-status Critical Current

Links

CA378622A Systeme de communication des sons Expired CA378622A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA378622T

Publications (1)

Publication Number Publication Date
CA378622A true CA378622A (fr) 1939-01-03

Family

ID=35382947

Family Applications (1)

Application Number Title Priority Date Filing Date
CA378622A Expired CA378622A (fr) Systeme de communication des sons

Country Status (1)

Country Link
CA (1) CA378622A (fr)

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