CA323988A - Acoustic device - Google Patents

Acoustic device

Info

Publication number
CA323988A
CA323988A CA323988A CA323988DA CA323988A CA 323988 A CA323988 A CA 323988A CA 323988 A CA323988 A CA 323988A CA 323988D A CA323988D A CA 323988DA CA 323988 A CA323988 A CA 323988A
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
CA323988A
Other languages
French (fr)
Inventor
Lester Wegel Raymond
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 CA323988A publication Critical patent/CA323988A/en
Expired legal-status Critical Current

Links

CA323988A Acoustic device Expired CA323988A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA323988T

Publications (1)

Publication Number Publication Date
CA323988A true CA323988A (en) 1932-07-05

Family

ID=35284541

Family Applications (1)

Application Number Title Priority Date Filing Date
CA323988A Expired CA323988A (en) Acoustic device

Country Status (1)

Country Link
CA (1) CA323988A (en)

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