CA170598A - Appareil a controle de l'acoustique - Google Patents

Appareil a controle de l'acoustique

Info

Publication number
CA170598A
CA170598A CA000170598A CA170598DA CA170598A CA 170598 A CA170598 A CA 170598A CA 000170598 A CA000170598 A CA 000170598A CA 170598D A CA170598D A CA 170598DA CA 170598 A CA170598 A CA 170598A
Authority
CA
Canada
Prior art keywords
acoustic controller
acoustic
controller
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
CA000170598A
Other languages
English (en)
Inventor
Jacob Mazer
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA170598A publication Critical patent/CA170598A/fr
Expired legal-status Critical Current

Links

CA000170598A 1916-04-03 1916-04-03 Appareil a controle de l'acoustique Expired CA170598A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA170598T 1916-04-03

Publications (1)

Publication Number Publication Date
CA170598A true CA170598A (fr) 1916-07-04

Family

ID=45290260

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000170598A Expired CA170598A (fr) 1916-04-03 1916-04-03 Appareil a controle de l'acoustique

Country Status (1)

Country Link
CA (1) CA170598A (fr)

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