CA490976A - Installations pour eclairage direct - Google Patents

Installations pour eclairage direct

Info

Publication number
CA490976A
CA490976A CA490976A CA490976DA CA490976A CA 490976 A CA490976 A CA 490976A CA 490976 A CA490976 A CA 490976A CA 490976D A CA490976D A CA 490976DA CA 490976 A CA490976 A CA 490976A
Authority
CA
Canada
Prior art keywords
lighting fixtures
direct lighting
direct
fixtures
lighting
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
CA490976A
Other languages
English (en)
Inventor
S. Wince Vearl
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.)
Holophane Corp
Original Assignee
Holophane Corp
Publication date
Application granted granted Critical
Publication of CA490976A publication Critical patent/CA490976A/fr
Expired legal-status Critical Current

Links

CA490976A Installations pour eclairage direct Expired CA490976A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA490976T

Publications (1)

Publication Number Publication Date
CA490976A true CA490976A (fr) 1953-03-03

Family

ID=35630714

Family Applications (1)

Application Number Title Priority Date Filing Date
CA490976A Expired CA490976A (fr) Installations pour eclairage direct

Country Status (1)

Country Link
CA (1) CA490976A (fr)

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