CA181572A - Appareil de projection de lumiere - Google Patents

Appareil de projection de lumiere

Info

Publication number
CA181572A
CA181572A CA000181572A CA181572DA CA181572A CA 181572 A CA181572 A CA 181572A CA 000181572 A CA000181572 A CA 000181572A CA 181572D A CA181572D A CA 181572DA CA 181572 A CA181572 A CA 181572A
Authority
CA
Canada
Prior art keywords
projection apparatus
light projection
light
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
CA000181572A
Other languages
English (en)
Inventor
Adebert Ames Jr.
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 CA181572A publication Critical patent/CA181572A/fr
Expired legal-status Critical Current

Links

CA000181572A 1917-04-27 1917-04-27 Appareil de projection de lumiere Expired CA181572A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA181572T 1917-04-27

Publications (1)

Publication Number Publication Date
CA181572A true CA181572A (fr) 1918-01-15

Family

ID=45301224

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000181572A Expired CA181572A (fr) 1917-04-27 1917-04-27 Appareil de projection de lumiere

Country Status (1)

Country Link
CA (1) CA181572A (fr)

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