CA355248A - Dispositif a modifier la lumiere - Google Patents

Dispositif a modifier la lumiere

Info

Publication number
CA355248A
CA355248A CA355248A CA355248DA CA355248A CA 355248 A CA355248 A CA 355248A CA 355248 A CA355248 A CA 355248A CA 355248D A CA355248D A CA 355248DA CA 355248 A CA355248 A CA 355248A
Authority
CA
Canada
Prior art keywords
modifying device
light modifying
light
modifying
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
CA355248A
Other languages
English (en)
Inventor
W. Quinlan Eldridge
Reader Quinlan Ann
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 CA355248A publication Critical patent/CA355248A/fr
Expired legal-status Critical Current

Links

CA355248A Dispositif a modifier la lumiere Expired CA355248A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA355248T

Publications (1)

Publication Number Publication Date
CA355248A true CA355248A (fr) 1936-01-07

Family

ID=35343210

Family Applications (1)

Application Number Title Priority Date Filing Date
CA355248A Expired CA355248A (fr) Dispositif a modifier la lumiere

Country Status (1)

Country Link
CA (1) CA355248A (fr)

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