CA428851A - Lens - Google Patents

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Info

Publication number
CA428851A
CA428851A CA428851A CA428851DA CA428851A CA 428851 A CA428851 A CA 428851A CA 428851 A CA428851 A CA 428851A CA 428851D A CA428851D A CA 428851DA CA 428851 A CA428851 A CA 428851A
Authority
CA
Canada
Prior art keywords
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
CA428851A
Other languages
French (fr)
Inventor
Reginald Burch Cecil
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.)
Metropolitan Vickers Electrical Co Ltd
Original Assignee
Metropolitan Vickers Electrical Co Ltd
Publication date
Application granted granted Critical
Publication of CA428851A publication Critical patent/CA428851A/en
Expired legal-status Critical Current

Links

CA428851A Lens Expired CA428851A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA428851T

Publications (1)

Publication Number Publication Date
CA428851A true CA428851A (en) 1945-07-17

Family

ID=35543837

Family Applications (1)

Application Number Title Priority Date Filing Date
CA428851A Expired CA428851A (en) Lens

Country Status (1)

Country Link
CA (1) CA428851A (en)

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