CA268966A - Acoustic apparatus - Google Patents

Acoustic apparatus

Info

Publication number
CA268966A
CA268966A CA268966A CA268966DA CA268966A CA 268966 A CA268966 A CA 268966A CA 268966 A CA268966 A CA 268966A CA 268966D A CA268966D A CA 268966DA CA 268966 A CA268966 A CA 268966A
Authority
CA
Canada
Prior art keywords
acoustic apparatus
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
CA268966A
Other languages
French (fr)
Inventor
E. Lane Clarence
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.)
INTERNATIONAL WESTERN ELECTRIC Co
AT&T Corp
Original Assignee
INTERNATIONAL WESTERN ELECTRIC Co
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA268966A publication Critical patent/CA268966A/en
Expired legal-status Critical Current

Links

CA268966A Acoustic apparatus Expired CA268966A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA268966T

Publications (1)

Publication Number Publication Date
CA268966A true CA268966A (en) 1927-03-08

Family

ID=35198996

Family Applications (1)

Application Number Title Priority Date Filing Date
CA268966A Expired CA268966A (en) Acoustic apparatus

Country Status (1)

Country Link
CA (1) CA268966A (en)

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