CA421795A - Ecran diffuseur - Google Patents

Ecran diffuseur

Info

Publication number
CA421795A
CA421795A CA421795A CA421795DA CA421795A CA 421795 A CA421795 A CA 421795A CA 421795 A CA421795 A CA 421795A CA 421795D A CA421795D A CA 421795DA CA 421795 A CA421795 A CA 421795A
Authority
CA
Canada
Prior art keywords
diffusing screen
diffusing
screen
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
CA421795A
Other languages
English (en)
Inventor
E. Jelley Edwin
C. Staehle Henry
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.)
Canadian Kodak Co Ltd
Original Assignee
Canadian Kodak Co Ltd
Publication date
Application granted granted Critical
Publication of CA421795A publication Critical patent/CA421795A/fr
Expired legal-status Critical Current

Links

CA421795A Ecran diffuseur Expired CA421795A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA421795T

Publications (1)

Publication Number Publication Date
CA421795A true CA421795A (fr) 1944-08-01

Family

ID=35532778

Family Applications (1)

Application Number Title Priority Date Filing Date
CA421795A Expired CA421795A (fr) Ecran diffuseur

Country Status (1)

Country Link
CA (1) CA421795A (fr)

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