CA699289A - Spirit level and grade indicator - Google Patents

Spirit level and grade indicator

Info

Publication number
CA699289A
CA699289A CA699289A CA699289DA CA699289A CA 699289 A CA699289 A CA 699289A CA 699289 A CA699289 A CA 699289A CA 699289D A CA699289D A CA 699289DA CA 699289 A CA699289 A CA 699289A
Authority
CA
Canada
Prior art keywords
spirit level
grade indicator
grade
indicator
spirit
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
CA699289A
Inventor
L. Schock Melvin
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 CA699289A publication Critical patent/CA699289A/en
Expired legal-status Critical Current

Links

CA699289A Spirit level and grade indicator Expired CA699289A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA699289T

Publications (1)

Publication Number Publication Date
CA699289A true CA699289A (en) 1964-12-08

Family

ID=36009556

Family Applications (1)

Application Number Title Priority Date Filing Date
CA699289A Expired CA699289A (en) Spirit level and grade indicator

Country Status (1)

Country Link
CA (1) CA699289A (en)

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