Apparatus for constructing masonry corners

Details Apparatus for constructing masonry corners Apparatus for constructing masonry corners

1991-12-12

1992-08-11

Haroian, Harry N.

Geometrical instruments

Straightedge type

Wall guide and plumb

33392, 33339, G01C 1510

Patent

active

051367858

ABSTRACT:
A device adapted to be mounted on a wall for vertically and horizontally aligning masonry corners. The device comprises a pair of members connected at a joint, the members defining an interior angle of approximately 90 degrees and a corresponding exterior angle of approximately 270 degress. An adjustable, elongated rod is mounted at the joint to bisect, in the alternative either the interior or exterior angle. A plumb line is secured to the elongated rod a selected distance from the joint.

REFERENCES:
patent: 807085 (1905-12-01), Newton
patent: 1069473 (1913-06-01), Skoog
patent: 3150449 (1964-09-01), Johnson
patent: 3153285 (1964-10-01), Senko
patent: 4144649 (1979-03-01), Huston
patent: 4569179 (1986-02-01), Post

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