CA276294A - Haut-parleur - Google Patents

Haut-parleur

Info

Publication number
CA276294A
CA276294A CA276294A CA276294DA CA276294A CA 276294 A CA276294 A CA 276294A CA 276294 A CA276294 A CA 276294A CA 276294D A CA276294D A CA 276294DA CA 276294 A CA276294 A CA 276294A
Authority
CA
Canada
Prior art keywords
loud speaker
loud
speaker
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
CA276294A
Other languages
English (en)
Inventor
P. Minton John
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.)
RCA Corp
Original Assignee
Radio Corporation of America
Publication date
Application granted granted Critical
Publication of CA276294A publication Critical patent/CA276294A/fr
Expired legal-status Critical Current

Links

CA276294A Haut-parleur Expired CA276294A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA276294T

Publications (1)

Publication Number Publication Date
CA276294A true CA276294A (fr) 1927-12-13

Family

ID=35206326

Family Applications (1)

Application Number Title Priority Date Filing Date
CA276294A Expired CA276294A (fr) Haut-parleur

Country Status (1)

Country Link
CA (1) CA276294A (fr)

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