CA276707A - Haut-parleur - Google Patents

Haut-parleur

Info

Publication number
CA276707A
CA276707A CA276707A CA276707DA CA276707A CA 276707 A CA276707 A CA 276707A CA 276707 A CA276707 A CA 276707A CA 276707D A CA276707D A CA 276707DA CA 276707 A CA276707 A CA 276707A
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
CA276707A
Other languages
English (en)
Inventor
Clarence Hopkins Marcus
H. Bartsch Alfred
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.)
HOPKINS Corp
Ambac International Corp
Original Assignee
HOPKINS Corp
American Bosch Magneto Corp
Publication date
Application granted granted Critical
Publication of CA276707A publication Critical patent/CA276707A/fr
Expired legal-status Critical Current

Links

CA276707A Haut-parleur Expired CA276707A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA276707T

Publications (1)

Publication Number Publication Date
CA276707A true CA276707A (fr) 1927-12-27

Family

ID=35209798

Family Applications (1)

Application Number Title Priority Date Filing Date
CA276707A Expired CA276707A (fr) Haut-parleur

Country Status (1)

Country Link
CA (1) CA276707A (fr)

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