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

Geometrical instruments – Straightedge type – Rules

Replacement edge drafting apparatus

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

Retaining bracket for carpenter's square

Geometrical instruments – Straightedge type – Cord type

Retractable plumb and chalk line

Geometrical instruments – Straightedge type – Plural straightedges – relatively moveable

Retractable straightedge framing square integrable to a level

Geometrical instruments – Straightedge type – Wall guide and plumb

Reusable batter board support

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

Right angle combination square

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

Right angle graphing template

Geometrical instruments – Straightedge type – With means for moving straightedge over a surface

Rolling rule

Geometrical instruments – Straightedge type – With means for moving straightedge over a surface

Rolling ruler

Geometrical instruments – Straightedge type – With means for moving straightedge over a surface

Rolling ruler having a retractable and rotatable pivot pin

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

Roofing speed square and method of use

Geometrical instruments – Straightedge type – Rules

Roofing tile course marking device

Geometrical instruments – Straightedge type – Combined with level

Rotatable carpenter's level

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

Ruled multi-purpose drafting instrument

Geometrical instruments – Straightedge type – Rules

Ruler

Geometrical instruments – Straightedge type – Plural straightedges – relatively moveable

Ruler

Geometrical instruments – Straightedge type – Rules

Ruler

Geometrical instruments – Straightedge type – Rules

Ruler assembly

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

Ruler assembly