CA294726A - Electromagnetic sound reproducer system - Google Patents

Electromagnetic sound reproducer system

Info

Publication number
CA294726A
CA294726A CA294726A CA294726DA CA294726A CA 294726 A CA294726 A CA 294726A CA 294726 A CA294726 A CA 294726A CA 294726D A CA294726D A CA 294726DA CA 294726 A CA294726 A CA 294726A
Authority
CA
Canada
Prior art keywords
sound reproducer
electromagnetic sound
reproducer system
electromagnetic
sound
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
CA294726A
Other languages
French (fr)
Inventor
A. Kolster 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.)
Federal Telegraph Co
Original Assignee
Federal Telegraph Co
Publication date
Application granted granted Critical
Publication of CA294726A publication Critical patent/CA294726A/en
Expired legal-status Critical Current

Links

CA294726A Electromagnetic sound reproducer system Expired CA294726A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA294726T

Publications (1)

Publication Number Publication Date
CA294726A true CA294726A (en) 1929-11-12

Family

ID=35232044

Family Applications (1)

Application Number Title Priority Date Filing Date
CA294726A Expired CA294726A (en) Electromagnetic sound reproducer system

Country Status (1)

Country Link
CA (1) CA294726A (en)

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