CA257587A - Electrical sound converting apparatus - Google Patents

Electrical sound converting apparatus

Info

Publication number
CA257587A
CA257587A CA257587A CA257587DA CA257587A CA 257587 A CA257587 A CA 257587A CA 257587 A CA257587 A CA 257587A CA 257587D A CA257587D A CA 257587DA CA 257587 A CA257587 A CA 257587A
Authority
CA
Canada
Prior art keywords
converting apparatus
electrical sound
sound converting
electrical
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
CA257587A
Other languages
French (fr)
Inventor
W. Peterson 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 CA257587A publication Critical patent/CA257587A/en
Expired legal-status Critical Current

Links

CA257587A Electrical sound converting apparatus Expired CA257587A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA257587T

Publications (1)

Publication Number Publication Date
CA257587A true CA257587A (en) 1926-01-26

Family

ID=35166135

Family Applications (1)

Application Number Title Priority Date Filing Date
CA257587A Expired CA257587A (en) Electrical sound converting apparatus

Country Status (1)

Country Link
CA (1) CA257587A (en)

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