CA416379A - Appareil de vision - Google Patents

Appareil de vision

Info

Publication number
CA416379A
CA416379A CA416379A CA416379DA CA416379A CA 416379 A CA416379 A CA 416379A CA 416379 A CA416379 A CA 416379A CA 416379D A CA416379D A CA 416379DA CA 416379 A CA416379 A CA 416379A
Authority
CA
Canada
Prior art keywords
viewer
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
CA416379A
Other languages
English (en)
Inventor
Copeland Jacob
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 CA416379A publication Critical patent/CA416379A/fr
Expired legal-status Critical Current

Links

CA416379A Appareil de vision Expired CA416379A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA416379T

Publications (1)

Publication Number Publication Date
CA416379A true CA416379A (fr) 1943-11-16

Family

ID=35525599

Family Applications (1)

Application Number Title Priority Date Filing Date
CA416379A Expired CA416379A (fr) Appareil de vision

Country Status (1)

Country Link
CA (1) CA416379A (fr)

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