CA533369A - Lampes paraboliques electriques a filament - Google Patents

Lampes paraboliques electriques a filament

Info

Publication number
CA533369A
CA533369A CA533369A CA533369DA CA533369A CA 533369 A CA533369 A CA 533369A CA 533369 A CA533369 A CA 533369A CA 533369D A CA533369D A CA 533369DA CA 533369 A CA533369 A CA 533369A
Authority
CA
Canada
Prior art keywords
parabolic
electric
filament lamps
filament
lamps
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
CA533369A
Other languages
English (en)
Inventor
S. Vause Arthur
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
Publication date
Application granted granted Critical
Publication of CA533369A publication Critical patent/CA533369A/fr
Expired legal-status Critical Current

Links

CA533369A Lampes paraboliques electriques a filament Expired CA533369A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA533369T

Publications (1)

Publication Number Publication Date
CA533369A true CA533369A (fr) 1956-11-20

Family

ID=35687988

Family Applications (1)

Application Number Title Priority Date Filing Date
CA533369A Expired CA533369A (fr) Lampes paraboliques electriques a filament

Country Status (1)

Country Link
CA (1) CA533369A (fr)

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