LandOfFree - US Patents - Listing for Geometrical instruments,Straightedge type

Geometrical instruments – Straightedge type – Wall guide and plumb

Chalking line holder

Geometrical instruments – Straightedge type – Wall guide and plumb

Chalkline string holder

Geometrical instruments – Straightedge type – Cord type

Chalkline tool

Geometrical instruments – Straightedge type – Rules

Cigarette filter rod minimum point gauge

Geometrical instruments – Straightedge type

Circular saw guide

Geometrical instruments – Straightedge type – Base attached

Clamping device for straight edge

Geometrical instruments – Straightedge type – Cord type

Closed type of line marking device

Geometrical instruments – Straightedge type – Cord type

Closure system for a fill opening on a chalk line reel housing

Geometrical instruments – Straightedge type – Pivot joints

Collapsable framing square

Geometrical instruments – Straightedge type – Plural straightedges – relatively moveable

Collapsible rafter square

Geometrical instruments – Straightedge type – Plural straightedges – relatively moveable

Collapsible square

Geometrical instruments – Straightedge type – Rules

Color-coded ruler for three-phase wiring

Geometrical instruments – Straightedge type – Rules

Column marker

Geometrical instruments – Straightedge type – Rules

Combination drafting instrument including rotatable scales, comp

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

Combination framing and speed square

Geometrical instruments – Straightedge type – Square and sliding nonpivotal straightedge

Combination layout tool and square

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

Combination level and squaring tool

Geometrical instruments – Straightedge type – Combined with level

Combination level and T-square

Geometrical instruments – Straightedge type – Combined with level

Combination level system for a thin rule