Measuring apparatus

Details Measuring apparatus Measuring apparatus

1989-05-23

1991-02-05

Haroian, Harry N.

Geometrical instruments

Indicator of direction of force traversing natural media

With independent linear measurement

33451, 33376, G01B 1962

Patent

active

049893327

ABSTRACT:
Measuring apparatus having at least one measuring scale for effecting measurements, a straight edge for marking straight lines, a spirit level for testing for horizontality, and a friction-creating device for providing a grip for the measuring apparatus on a surface against which the measuring apparatus is to be used.

REFERENCES:
patent: 566195 (1896-08-01), Leavitt
patent: 591804 (1897-10-01), Barrie
patent: 1489572 (1924-04-01), Bennewitz
patent: 2230010 (1941-01-01), Owens
patent: 3311988 (1967-04-01), Manville
patent: 4152838 (1979-05-01), Cook
patent: 4399616 (1983-08-01), Jansson
patent: 4660292 (1987-04-01), Richardson

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