CA253196A - Anneau de tension de membrane a reproduire les sons - Google Patents

Anneau de tension de membrane a reproduire les sons

Info

Publication number
CA253196A
CA253196A CA253196A CA253196DA CA253196A CA 253196 A CA253196 A CA 253196A CA 253196 A CA253196 A CA 253196A CA 253196D A CA253196D A CA 253196DA CA 253196 A CA253196 A CA 253196A
Authority
CA
Canada
Prior art keywords
sound reproducing
tensioning ring
diaphragms
reproducing diaphragms
tensioning
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
CA253196A
Other languages
English (en)
Inventor
Alfred Edward Jenkins Frederick
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 CA253196A publication Critical patent/CA253196A/fr
Expired legal-status Critical Current

Links

CA253196A Anneau de tension de membrane a reproduire les sons Expired CA253196A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA253196T

Publications (1)

Publication Number Publication Date
CA253196A true CA253196A (fr) 1925-09-01

Family

ID=35161746

Family Applications (1)

Application Number Title Priority Date Filing Date
CA253196A Expired CA253196A (fr) Anneau de tension de membrane a reproduire les sons

Country Status (1)

Country Link
CA (1) CA253196A (fr)

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