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CA451053A - Ruler construction - Google Patents

Ruler construction

Info

Publication number
CA451053A
CA451053A CA451053DA CA451053A CA 451053 A CA451053 A CA 451053A CA 451053D A CA451053D A CA 451053DA CA 451053 A CA451053 A CA 451053A
Authority
CA
Canada
Prior art keywords
ruler
construction
ruler construction
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
Other languages
French (fr)
Inventor
Oscar Carlson Frederick
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.)
CARLSON AND SULLIVAN
Original Assignee
CARLSON AND SULLIVAN
Publication date
Application granted granted Critical
Publication of CA451053A publication Critical patent/CA451053A/en
Expired legal-status Critical Current

Links

CA451053D Ruler construction Expired CA451053A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA451053T

Publications (1)

Publication Number Publication Date
CA451053A true CA451053A (en) 1948-09-07

Family

ID=35568774

Family Applications (1)

Application Number Title Priority Date Filing Date
CA451053D Expired CA451053A (en) Ruler construction

Country Status (1)

Country Link
CA (1) CA451053A (en)

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