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CA173236A - Ecran de projection de lumiere - Google Patents

Ecran de projection de lumiere

Info

Publication number
CA173236A
CA173236A CA000173236A CA173236DA CA173236A CA 173236 A CA173236 A CA 173236A CA 000173236 A CA000173236 A CA 000173236A CA 173236D A CA173236D A CA 173236DA CA 173236 A CA173236 A CA 173236A
Authority
CA
Canada
Prior art keywords
projected light
light screen
screen
projected
light
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
CA000173236A
Other languages
English (en)
Inventor
Austin Day Brixey
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA173236A publication Critical patent/CA173236A/fr
Expired legal-status Critical Current

Links

CA000173236A 1914-03-27 1914-03-27 Ecran de projection de lumiere Expired CA173236A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA173236T 1914-03-27

Publications (1)

Publication Number Publication Date
CA173236A true CA173236A (fr) 1916-11-21

Family

ID=45292889

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000173236A Expired CA173236A (fr) 1914-03-27 1914-03-27 Ecran de projection de lumiere

Country Status (1)

Country Link
CA (1) CA173236A (fr)

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