CA275044A - Appareil de projection - Google Patents

Appareil de projection

Info

Publication number
CA275044A
CA275044A CA275044A CA275044DA CA275044A CA 275044 A CA275044 A CA 275044A CA 275044 A CA275044 A CA 275044A CA 275044D A CA275044D A CA 275044DA CA 275044 A CA275044 A CA 275044A
Authority
CA
Canada
Prior art keywords
projection apparatus
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
CA275044A
Other languages
English (en)
Inventor
C. Raedeker William
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 CA275044A publication Critical patent/CA275044A/fr
Expired legal-status Critical Current

Links

CA275044A Appareil de projection Expired CA275044A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA275044T

Publications (1)

Publication Number Publication Date
CA275044A true CA275044A (fr) 1927-11-01

Family

ID=35205076

Family Applications (1)

Application Number Title Priority Date Filing Date
CA275044A Expired CA275044A (fr) Appareil de projection

Country Status (1)

Country Link
CA (1) CA275044A (fr)

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