CA722933A - Lens for tanks - Google Patents

Lens for tanks

Info

Publication number
CA722933A
CA722933A CA722933A CA722933DA CA722933A CA 722933 A CA722933 A CA 722933A CA 722933 A CA722933 A CA 722933A CA 722933D A CA722933D A CA 722933DA CA 722933 A CA722933 A CA 722933A
Authority
CA
Canada
Prior art keywords
tanks
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
CA722933A
Inventor
Hopp Gerhard
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 CA722933A publication Critical patent/CA722933A/en
Expired legal-status Critical Current

Links

CA722933A Lens for tanks Expired CA722933A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA722933T

Publications (1)

Publication Number Publication Date
CA722933A true CA722933A (en) 1965-12-07

Family

ID=36058509

Family Applications (1)

Application Number Title Priority Date Filing Date
CA722933A Expired CA722933A (en) Lens for tanks

Country Status (1)

Country Link
CA (1) CA722933A (en)

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