CA508483A - Projection apparatus - Google Patents

Projection apparatus

Info

Publication number
CA508483A
CA508483A CA508483A CA508483DA CA508483A CA 508483 A CA508483 A CA 508483A CA 508483 A CA508483 A CA 508483A CA 508483D A CA508483D A CA 508483DA CA 508483 A CA508483 A CA 508483A
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
CA508483A
Other languages
French (fr)
Inventor
D. Korkosz Frank
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 CA508483A publication Critical patent/CA508483A/en
Expired legal-status Critical Current

Links

CA508483A Projection apparatus Expired CA508483A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA508483T

Publications (1)

Publication Number Publication Date
CA508483A true CA508483A (en) 1954-12-28

Family

ID=35659528

Family Applications (1)

Application Number Title Priority Date Filing Date
CA508483A Expired CA508483A (en) Projection apparatus

Country Status (1)

Country Link
CA (1) CA508483A (en)

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