CA573614A - Ecrans de projection d'image - Google Patents

Ecrans de projection d'image

Info

Publication number
CA573614A
CA573614A CA573614A CA573614DA CA573614A CA 573614 A CA573614 A CA 573614A CA 573614 A CA573614 A CA 573614A CA 573614D A CA573614D A CA 573614DA CA 573614 A CA573614 A CA 573614A
Authority
CA
Canada
Prior art keywords
projection screens
picture projection
picture
screens
projection
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
CA573614A
Other languages
English (en)
Inventor
S. Jacobson Johan
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.)
Nv Exploitatie "het Hof Van Holland" Mij
Original Assignee
Nv Exploitatie "het Hof Van Holland" Mij
Publication date
Application granted granted Critical
Publication of CA573614A publication Critical patent/CA573614A/fr
Expired legal-status Critical Current

Links

CA573614A Ecrans de projection d'image Expired CA573614A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA573614T

Publications (1)

Publication Number Publication Date
CA573614A true CA573614A (fr) 1959-04-07

Family

ID=35749460

Family Applications (1)

Application Number Title Priority Date Filing Date
CA573614A Expired CA573614A (fr) Ecrans de projection d'image

Country Status (1)

Country Link
CA (1) CA573614A (fr)

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