CA218136A - Sound amplifier - Google Patents

Sound amplifier

Info

Publication number
CA218136A
CA218136A CA218136A CA218136DA CA218136A CA 218136 A CA218136 A CA 218136A CA 218136 A CA218136 A CA 218136A CA 218136D A CA218136D A CA 218136DA CA 218136 A CA218136 A CA 218136A
Authority
CA
Canada
Prior art keywords
sound amplifier
amplifier
sound
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
CA218136A
Other languages
French (fr)
Inventor
N. Heintzman Armand
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 CA218136A publication Critical patent/CA218136A/en
Expired legal-status Critical Current

Links

CA218136A Sound amplifier Expired CA218136A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA218136T

Publications (1)

Publication Number Publication Date
CA218136A true CA218136A (en) 1922-05-02

Family

ID=35112580

Family Applications (1)

Application Number Title Priority Date Filing Date
CA218136A Expired CA218136A (en) Sound amplifier

Country Status (1)

Country Link
CA (1) CA218136A (en)

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