CA217813A - Appareil electrique a produire des sons musicaux - Google Patents

Appareil electrique a produire des sons musicaux

Info

Publication number
CA217813A
CA217813A CA217813A CA217813DA CA217813A CA 217813 A CA217813 A CA 217813A CA 217813 A CA217813 A CA 217813A CA 217813D A CA217813D A CA 217813DA CA 217813 A CA217813 A CA 217813A
Authority
CA
Canada
Prior art keywords
electrical means
musical notes
producing musical
producing
notes
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
CA217813A
Other languages
English (en)
Inventor
De Forest Lee
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.)
CANADIAN RADIO Corp
Original Assignee
CANADIAN RADIO Corp
Publication date
Application granted granted Critical
Publication of CA217813A publication Critical patent/CA217813A/fr
Expired legal-status Critical Current

Links

CA217813A Appareil electrique a produire des sons musicaux Expired CA217813A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA217813T

Publications (1)

Publication Number Publication Date
CA217813A true CA217813A (fr) 1922-04-18

Family

ID=35112257

Family Applications (1)

Application Number Title Priority Date Filing Date
CA217813A Expired CA217813A (fr) Appareil electrique a produire des sons musicaux

Country Status (1)

Country Link
CA (1) CA217813A (fr)

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