CA423183A - Dispositif acoustique - Google Patents

Dispositif acoustique

Info

Publication number
CA423183A
CA423183A CA423183A CA423183DA CA423183A CA 423183 A CA423183 A CA 423183A CA 423183 A CA423183 A CA 423183A CA 423183D A CA423183D A CA 423183DA CA 423183 A CA423183 A CA 423183A
Authority
CA
Canada
Prior art keywords
acoustic device
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
CA423183A
Other languages
English (en)
Inventor
Elmer Mott Edward
Agassiz Morrison Louis
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA423183A publication Critical patent/CA423183A/fr
Expired legal-status Critical Current

Links

CA423183A Dispositif acoustique Expired CA423183A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA423183T

Publications (1)

Publication Number Publication Date
CA423183A true CA423183A (fr) 1944-10-10

Family

ID=35534185

Family Applications (1)

Application Number Title Priority Date Filing Date
CA423183A Expired CA423183A (fr) Dispositif acoustique

Country Status (1)

Country Link
CA (1) CA423183A (fr)

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