CA300232A - Systeme de controle du volume - Google Patents

Systeme de controle du volume

Info

Publication number
CA300232A
CA300232A CA300232A CA300232DA CA300232A CA 300232 A CA300232 A CA 300232A CA 300232 A CA300232 A CA 300232A CA 300232D A CA300232D A CA 300232DA CA 300232 A CA300232 A CA 300232A
Authority
CA
Canada
Prior art keywords
control system
volume control
volume
control
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
CA300232A
Other languages
English (en)
Inventor
Carl Mathes Robert
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 CA300232A publication Critical patent/CA300232A/fr
Expired legal-status Critical Current

Links

CA300232A Systeme de controle du volume Expired CA300232A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA300232T

Publications (1)

Publication Number Publication Date
CA300232A true CA300232A (fr) 1930-05-13

Family

ID=35237551

Family Applications (1)

Application Number Title Priority Date Filing Date
CA300232A Expired CA300232A (fr) Systeme de controle du volume

Country Status (1)

Country Link
CA (1) CA300232A (fr)

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