CA434208A - Appareil optique de projection - Google Patents

Appareil optique de projection

Info

Publication number
CA434208A
CA434208A CA434208A CA434208DA CA434208A CA 434208 A CA434208 A CA 434208A CA 434208 A CA434208 A CA 434208A CA 434208D A CA434208D A CA 434208DA CA 434208 A CA434208 A CA 434208A
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
CA434208A
Other languages
English (en)
Inventor
William Clifford Thomas
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.)
Kapella Ltd
Original Assignee
Kapella Ltd
Publication date
Application granted granted Critical
Publication of CA434208A publication Critical patent/CA434208A/fr
Expired legal-status Critical Current

Links

CA434208A Appareil optique de projection Expired CA434208A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA434208T

Publications (1)

Publication Number Publication Date
CA434208A true CA434208A (fr) 1946-04-16

Family

ID=35548836

Family Applications (1)

Application Number Title Priority Date Filing Date
CA434208A Expired CA434208A (fr) Appareil optique de projection

Country Status (1)

Country Link
CA (1) CA434208A (fr)

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