CA201614A - Artificial illumination - Google Patents

Artificial illumination

Info

Publication number
CA201614A
CA201614A CA201614A CA201614DA CA201614A CA 201614 A CA201614 A CA 201614A CA 201614 A CA201614 A CA 201614A CA 201614D A CA201614D A CA 201614DA CA 201614 A CA201614 A CA 201614A
Authority
CA
Canada
Prior art keywords
artificial illumination
illumination
artificial
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
CA201614A
Other languages
French (fr)
Inventor
Henry Sheringham George
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA201614A publication Critical patent/CA201614A/en
Expired legal-status Critical Current

Links

CA201614A Artificial illumination Expired CA201614A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA201614T

Publications (1)

Publication Number Publication Date
CA201614A true CA201614A (en) 1920-07-06

Family

ID=35076050

Family Applications (1)

Application Number Title Priority Date Filing Date
CA201614A Expired CA201614A (en) Artificial illumination

Country Status (1)

Country Link
CA (1) CA201614A (en)

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