CA309491A - Lampe a courant alternatif de phonofilms - Google Patents

Lampe a courant alternatif de phonofilms

Info

Publication number
CA309491A
CA309491A CA309491A CA309491DA CA309491A CA 309491 A CA309491 A CA 309491A CA 309491 A CA309491 A CA 309491A CA 309491D A CA309491D A CA 309491DA CA 309491 A CA309491 A CA 309491A
Authority
CA
Canada
Prior art keywords
phonofilms
alternating current
current lamp
lamp
alternating
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
CA309491A
Other languages
English (en)
Inventor
S. Gustin Daniel
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.)
Westinghouse Canada Inc
Original Assignee
Canadian Westinghouse Co Ltd
Publication date
Application granted granted Critical
Publication of CA309491A publication Critical patent/CA309491A/fr
Expired legal-status Critical Current

Links

CA309491A Lampe a courant alternatif de phonofilms Expired CA309491A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA309491T

Publications (1)

Publication Number Publication Date
CA309491A true CA309491A (fr) 1931-03-17

Family

ID=35268814

Family Applications (1)

Application Number Title Priority Date Filing Date
CA309491A Expired CA309491A (fr) Lampe a courant alternatif de phonofilms

Country Status (1)

Country Link
CA (1) CA309491A (fr)

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