CA439703A - Dispositif de reproduction et d'amplification de sons - Google Patents

Dispositif de reproduction et d'amplification de sons

Info

Publication number
CA439703A
CA439703A CA439703A CA439703DA CA439703A CA 439703 A CA439703 A CA 439703A CA 439703 A CA439703 A CA 439703A CA 439703D A CA439703D A CA 439703DA CA 439703 A CA439703 A CA 439703A
Authority
CA
Canada
Prior art keywords
amplifying device
sound reproducing
reproducing
sound
amplifying
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
CA439703A
Other languages
English (en)
Inventor
F. Dilks Charles
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
Publication date
Application granted granted Critical
Publication of CA439703A publication Critical patent/CA439703A/fr
Expired legal-status Critical Current

Links

CA439703A Dispositif de reproduction et d'amplification de sons Expired CA439703A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA439703T

Publications (1)

Publication Number Publication Date
CA439703A true CA439703A (fr) 1947-02-18

Family

ID=35554937

Family Applications (1)

Application Number Title Priority Date Filing Date
CA439703A Expired CA439703A (fr) Dispositif de reproduction et d'amplification de sons

Country Status (1)

Country Link
CA (1) CA439703A (fr)

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