CA77621A - Optical projection apparatus - Google Patents

Optical projection apparatus

Info

Publication number
CA77621A
CA77621A CA000077621A CA77621DA CA77621A CA 77621 A CA77621 A CA 77621A CA 000077621 A CA000077621 A CA 000077621A CA 77621D A CA77621D A CA 77621DA CA 77621 A CA77621 A CA 77621A
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
CA000077621A
Other languages
French (fr)
Inventor
Jan Szczepanik
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.)
La Inventions Jan Szczepanik & Cie Ste
Original Assignee
La Inventions Jan Szczepanik & Cie Ste
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 La Inventions Jan Szczepanik & Cie Ste filed Critical La Inventions Jan Szczepanik & Cie Ste
Application granted granted Critical
Publication of CA77621A publication Critical patent/CA77621A/en
Expired legal-status Critical Current

Links

CA000077621A 1900-08-15 1900-08-15 Optical projection apparatus Expired CA77621A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA77621T 1900-08-15

Publications (1)

Publication Number Publication Date
CA77621A true CA77621A (en) 1902-09-30

Family

ID=45194157

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000077621A Expired CA77621A (en) 1900-08-15 1900-08-15 Optical projection apparatus

Country Status (1)

Country Link
CA (1) CA77621A (en)

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