CA449544A - Emetteur-recepteur de sons - Google Patents

Emetteur-recepteur de sons

Info

Publication number
CA449544A
CA449544A CA449544A CA449544DA CA449544A CA 449544 A CA449544 A CA 449544A CA 449544 A CA449544 A CA 449544A CA 449544D A CA449544D A CA 449544DA CA 449544 A CA449544 A CA 449544A
Authority
CA
Canada
Prior art keywords
receiver
sound transmitter
transmitter
sound
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
CA449544A
Other languages
English (en)
Inventor
Benioff Hugo
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.)
Submarine Signal Co
Original Assignee
Submarine Signal Co
Publication date
Application granted granted Critical
Publication of CA449544A publication Critical patent/CA449544A/fr
Expired legal-status Critical Current

Links

CA449544A Emetteur-recepteur de sons Expired CA449544A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA449544T

Publications (1)

Publication Number Publication Date
CA449544A true CA449544A (fr) 1948-06-29

Family

ID=35567253

Family Applications (1)

Application Number Title Priority Date Filing Date
CA449544A Expired CA449544A (fr) Emetteur-recepteur de sons

Country Status (1)

Country Link
CA (1) CA449544A (fr)

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