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

Geometrical instruments – Straightedge type – Rules

Measuring device for teaching incremental measurements

Geometrical instruments – Straightedge type – Rules

Measuring device for topographical maps

Geometrical instruments – Straightedge type – Rules

Measuring instrument

Geometrical instruments – Straightedge type – Rules

Measuring instrument and method of making same

Geometrical instruments – Straightedge type – Rules

Measuring ruler

Geometrical instruments – Straightedge type – Rules

Nail clipper with measuring gauge

Geometrical instruments – Straightedge type – Rules

Non-slip sewing ruler

Geometrical instruments – Straightedge type – Rules

Non-slip sewing ruler

Geometrical instruments – Straightedge type – Rules

Pad device having a removable rule

Geometrical instruments – Straightedge type – Rules

Parking scale

Geometrical instruments – Straightedge type – Rules

Pattern-profile measuring device

Geometrical instruments – Straightedge type – Rules

Precision rule

Geometrical instruments – Straightedge type – Rules

Prismatic straightedge

Geometrical instruments – Straightedge type – Rules

Projection measuring scale

Geometrical instruments – Straightedge type – Rules

Quilting-aid device and method

Geometrical instruments – Straightedge type – Rules

Rainbow ruler

Geometrical instruments – Straightedge type – Rules

Reference marking on construction materials

Geometrical instruments – Straightedge type – Rules

Reference markings on construction materials

Reissue Patent

Geometrical instruments – Straightedge type – Rules

Replacement edge drafting apparatus