CA276471A - Haut-parleur - Google Patents

Haut-parleur

Info

Publication number
CA276471A
CA276471A CA276471A CA276471DA CA276471A CA 276471 A CA276471 A CA 276471A CA 276471 A CA276471 A CA 276471A CA 276471D A CA276471D A CA 276471DA CA 276471 A CA276471 A CA 276471A
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
CA276471A
Other languages
English (en)
Inventor
C. Hopkins Marcus
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
Original Assignee
HOPKINS Corp
Publication date
Application granted granted Critical
Publication of CA276471A publication Critical patent/CA276471A/fr
Expired legal-status Critical Current

Links

CA276471A Haut-parleur Expired CA276471A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA276471T

Publications (1)

Publication Number Publication Date
CA276471A true CA276471A (fr) 1927-12-20

Family

ID=35206503

Family Applications (1)

Application Number Title Priority Date Filing Date
CA276471A Expired CA276471A (fr) Haut-parleur

Country Status (1)

Country Link
CA (1) CA276471A (fr)

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