CA345406A - Appareil de projection optique - Google Patents

Appareil de projection optique

Info

Publication number
CA345406A
CA345406A CA345406A CA345406DA CA345406A CA 345406 A CA345406 A CA 345406A CA 345406 A CA345406 A CA 345406A CA 345406D A CA345406D A CA 345406DA CA 345406 A CA345406 A CA 345406A
Authority
CA
Canada
Prior art keywords
projection apparatus
optical projection
optical
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
CA345406A
Other languages
English (en)
Inventor
Faunce Hitchins Charles
William Godley Gerrard Charles
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.)
SKY PUBLICITY Ltd
Original Assignee
SKY PUBLICITY Ltd
Publication date
Application granted granted Critical
Publication of CA345406A publication Critical patent/CA345406A/fr
Expired legal-status Critical Current

Links

CA345406A Appareil de projection optique Expired CA345406A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA345406T

Publications (1)

Publication Number Publication Date
CA345406A true CA345406A (fr) 1934-10-16

Family

ID=35316679

Family Applications (1)

Application Number Title Priority Date Filing Date
CA345406A Expired CA345406A (fr) Appareil de projection optique

Country Status (1)

Country Link
CA (1) CA345406A (fr)

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