CA325401A - Acoustic device - Google Patents

Acoustic device

Info

Publication number
CA325401A
CA325401A CA325401A CA325401DA CA325401A CA 325401 A CA325401 A CA 325401A CA 325401 A CA325401 A CA 325401A CA 325401D A CA325401D A CA 325401DA CA 325401 A CA325401 A CA 325401A
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
CA325401A
Other languages
French (fr)
Inventor
H. Smythe Edwin
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 CA325401A publication Critical patent/CA325401A/en
Expired legal-status Critical Current

Links

CA325401A Acoustic device Expired CA325401A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA325401T

Publications (1)

Publication Number Publication Date
CA325401A true CA325401A (en) 1932-08-23

Family

ID=35287771

Family Applications (1)

Application Number Title Priority Date Filing Date
CA325401A Expired CA325401A (en) Acoustic device

Country Status (1)

Country Link
CA (1) CA325401A (en)

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