CA300628A - Acoustic device - Google Patents

Acoustic device

Info

Publication number
CA300628A
CA300628A CA300628A CA300628DA CA300628A CA 300628 A CA300628 A CA 300628A CA 300628 A CA300628 A CA 300628A CA 300628D A CA300628D A CA 300628DA CA 300628 A CA300628 A CA 300628A
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
CA300628A
Other languages
French (fr)
Inventor
A. Schlenker Vesper
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 CA300628A publication Critical patent/CA300628A/en
Expired legal-status Critical Current

Links

CA300628A Acoustic device Expired CA300628A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA300628T

Publications (1)

Publication Number Publication Date
CA300628A true CA300628A (en) 1930-05-27

Family

ID=35237947

Family Applications (1)

Application Number Title Priority Date Filing Date
CA300628A Expired CA300628A (en) Acoustic device

Country Status (1)

Country Link
CA (1) CA300628A (en)

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