CA453971A - Dispositif pour degager les lentilles - Google Patents

Dispositif pour degager les lentilles

Info

Publication number
CA453971A
CA453971A CA453971A CA453971DA CA453971A CA 453971 A CA453971 A CA 453971A CA 453971 A CA453971 A CA 453971A CA 453971D A CA453971D A CA 453971DA CA 453971 A CA453971 A CA 453971A
Authority
CA
Canada
Prior art keywords
unblocking
lens
unblocking lens
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
CA453971A
Other languages
English (en)
Inventor
J. Joyce William
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.)
American Optical Corp
Original Assignee
American Optical Corp
Publication date
Application granted granted Critical
Publication of CA453971A publication Critical patent/CA453971A/fr
Expired legal-status Critical Current

Links

CA453971A Dispositif pour degager les lentilles Expired CA453971A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA453971T

Publications (1)

Publication Number Publication Date
CA453971A true CA453971A (fr) 1949-01-11

Family

ID=35571704

Family Applications (1)

Application Number Title Priority Date Filing Date
CA453971A Expired CA453971A (fr) Dispositif pour degager les lentilles

Country Status (1)

Country Link
CA (1) CA453971A (fr)

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