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

Geometrical instruments – Straightedge type – Wall guide and plumb

Batter board

Geometrical instruments – Straightedge type – Wall guide and plumb

Batter board apparatus

Geometrical instruments – Straightedge type – Cord type

Battery powered chalk line systems

Geometrical instruments – Straightedge type – Rules

Belt elongation measurement device

Geometrical instruments – Straightedge type – Wall guide and plumb

Block leveling device

Geometrical instruments – Straightedge type – Rules

Blue print scale

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

Boardwalk triangle-deck square

Geometrical instruments – Straightedge type – Base attached

Brake for drafting parallel

Geometrical instruments – Straightedge type – Wall guide and plumb

Brick alignment clips

Geometrical instruments – Straightedge type – Wall guide and plumb

Brick laying alignment apparatus

Geometrical instruments – Straightedge type – Wall guide and plumb

Brick line tool

Geometrical instruments – Straightedge type – Wall guide and plumb

Brick placement guiding apparatus and method of the same

Geometrical instruments – Straightedge type – Wall guide and plumb

Bricklayer's combination level and plumb

Geometrical instruments – Straightedge type – Wall guide and plumb

Bricklayer's plumb guide

Geometrical instruments – Straightedge type – Wall guide and plumb

Bricklaying method and apparatus for plumbing control joints

Geometrical instruments – Straightedge type – Rules

Brush guide

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

Builder's measuring and marking tool

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

Builder's measuring and marking tool

Geometrical instruments – Straightedge type – Wall guide and plumb

Building block guide with hand-cranked clamping means