CA380305A - Reference system - Google Patents

Reference system

Info

Publication number
CA380305A
CA380305A CA380305A CA380305DA CA380305A CA 380305 A CA380305 A CA 380305A CA 380305 A CA380305 A CA 380305A CA 380305D A CA380305D A CA 380305DA CA 380305 A CA380305 A CA 380305A
Authority
CA
Canada
Prior art keywords
reference system
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
CA380305A
Other languages
French (fr)
Inventor
Walmsley 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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA380305A publication Critical patent/CA380305A/en
Expired legal-status Critical Current

Links

CA380305A Reference system Expired CA380305A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA380305T

Publications (1)

Publication Number Publication Date
CA380305A true CA380305A (en) 1939-03-21

Family

ID=35384631

Family Applications (1)

Application Number Title Priority Date Filing Date
CA380305A Expired CA380305A (en) Reference system

Country Status (1)

Country Link
CA (1) CA380305A (en)

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