CA266391A - Crayon de sons - Google Patents

Crayon de sons

Info

Publication number
CA266391A
CA266391A CA266391A CA266391DA CA266391A CA 266391 A CA266391 A CA 266391A CA 266391 A CA266391 A CA 266391A CA 266391D A CA266391D A CA 266391DA CA 266391 A CA266391 A CA 266391A
Authority
CA
Canada
Prior art keywords
pencil
sound
sound pencil
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
CA266391A
Other languages
English (en)
Inventor
Baptiste Perrin Jean
Jules Marcelin Andre
Luglien Marie Joseph Benard Henri
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 CA266391A publication Critical patent/CA266391A/fr
Expired legal-status Critical Current

Links

CA266391A Crayon de sons Expired CA266391A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA266391T

Publications (1)

Publication Number Publication Date
CA266391A true CA266391A (fr) 1926-12-07

Family

ID=35194346

Family Applications (1)

Application Number Title Priority Date Filing Date
CA266391A Expired CA266391A (fr) Crayon de sons

Country Status (1)

Country Link
CA (1) CA266391A (fr)

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