CA247698A - Composition a monter les tympans ou membranes de phonographes - Google Patents

Composition a monter les tympans ou membranes de phonographes

Info

Publication number
CA247698A
CA247698A CA247698A CA247698DA CA247698A CA 247698 A CA247698 A CA 247698A CA 247698 A CA247698 A CA 247698A CA 247698D A CA247698D A CA 247698DA CA 247698 A CA247698 A CA 247698A
Authority
CA
Canada
Prior art keywords
tympans
diaphragms
mounting
composition
sound reproduction
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
CA247698A
Other languages
English (en)
Inventor
Alfred Edward Jenkins Fredrick
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 CA247698A publication Critical patent/CA247698A/fr
Expired legal-status Critical Current

Links

CA247698A Composition a monter les tympans ou membranes de phonographes Expired CA247698A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA247698T

Publications (1)

Publication Number Publication Date
CA247698A true CA247698A (fr) 1925-03-17

Family

ID=35154672

Family Applications (1)

Application Number Title Priority Date Filing Date
CA247698A Expired CA247698A (fr) Composition a monter les tympans ou membranes de phonographes

Country Status (1)

Country Link
CA (1) CA247698A (fr)

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