CA325039A - Acoustic device - Google Patents

Acoustic device

Info

Publication number
CA325039A
CA325039A CA325039A CA325039DA CA325039A CA 325039 A CA325039 A CA 325039A CA 325039 A CA325039 A CA 325039A CA 325039D A CA325039D A CA 325039DA CA 325039 A CA325039 A CA 325039A
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
CA325039A
Other languages
French (fr)
Inventor
George Blattner David
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 CA325039A publication Critical patent/CA325039A/en
Expired legal-status Critical Current

Links

CA325039A Acoustic device Expired CA325039A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA325039T

Publications (1)

Publication Number Publication Date
CA325039A true CA325039A (en) 1932-08-09

Family

ID=35287409

Family Applications (1)

Application Number Title Priority Date Filing Date
CA325039A Expired CA325039A (en) Acoustic device

Country Status (1)

Country Link
CA (1) CA325039A (en)

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