LandOfFree - US Patents - Listing for Geometrical instruments,Straightedge type,Plural straightedges nonadjustably fixed at right angles

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Ruled multi-purpose drafting instrument

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Ruler assembly

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Ruler for guiding a blade and for providing shielding...

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Set square

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Siding layout tool and method

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Speed square

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Speed square extension bar and saw guide

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Square and leveling tool

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Square relief device

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Straight edge guide for cutting materials

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Structural beam square

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

T-square, and methods of construction and utilizing same

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Telescoping T-square

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Three dimensional square tool

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Tool for qualitatively measuring a feature of a skate blade

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Tool guide

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Triangular drafting instrument

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Triangular drafting instrument

Geometrical instruments – Straightedge type – Plural straightedges nonadjustably fixed at right angles

Universal framing square