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CA528494A - Viseur optique - Google Patents

Viseur optique

Info

Publication number
CA528494A
CA528494A CA528494A CA528494DA CA528494A CA 528494 A CA528494 A CA 528494A CA 528494 A CA528494 A CA 528494A CA 528494D A CA528494D A CA 528494DA CA 528494 A CA528494 A CA 528494A
Authority
CA
Canada
Prior art keywords
optical viewer
viewer
optical
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
CA528494A
Other languages
English (en)
Inventor
Grove S. Dow, Jr.
I. Slone Howard
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.)
Motors Liquidation Co
Original Assignee
General Motors Corp
Publication date
Application granted granted Critical
Publication of CA528494A publication Critical patent/CA528494A/fr
Expired legal-status Critical Current

Links

CA528494A Viseur optique Expired CA528494A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA528494T

Publications (1)

Publication Number Publication Date
CA528494A true CA528494A (fr) 1956-07-31

Family

ID=35682234

Family Applications (1)

Application Number Title Priority Date Filing Date
CA528494A Expired CA528494A (fr) Viseur optique

Country Status (1)

Country Link
CA (1) CA528494A (fr)

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