CA668748A - Downlight and device for varying the spectral quality thereof - Google Patents

Downlight and device for varying the spectral quality thereof

Info

Publication number
CA668748A
CA668748A CA668748A CA668748DA CA668748A CA 668748 A CA668748 A CA 668748A CA 668748 A CA668748 A CA 668748A CA 668748D A CA668748D A CA 668748DA CA 668748 A CA668748 A CA 668748A
Authority
CA
Canada
Prior art keywords
downlight
varying
spectral quality
spectral
quality
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
CA668748A
Inventor
G. Williams Rollo
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.)
Century Lighting Inc
Original Assignee
Century Lighting Inc
Publication date
Application granted granted Critical
Publication of CA668748A publication Critical patent/CA668748A/en
Expired legal-status Critical Current

Links

CA668748A Downlight and device for varying the spectral quality thereof Expired CA668748A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA668748T

Publications (1)

Publication Number Publication Date
CA668748A true CA668748A (en) 1963-08-13

Family

ID=35969088

Family Applications (1)

Application Number Title Priority Date Filing Date
CA668748A Expired CA668748A (en) Downlight and device for varying the spectral quality thereof

Country Status (1)

Country Link
CA (1) CA668748A (en)

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