CONSTRUCTION GRADING STICK AND METHOD THEREFOR

Target and Plumbing System for Transferring a Point of Interest to a Jobsite Surface

System and method for measuring position and orientation of a rigid body

Portable prism receiver and improved portable GPS receiver and measurement method using same

Nail-setting surveyors rod

Forensic mapping instrument

Surveying instrument including a reflective prism mounted on a movable part

Portable GNSS survey system

Graphics-aided remote position measurement with handheld geodesic device

Reflector target tripod for survey system with light emitter and pivoting bracket for enhanced ground marking accuracy

Precision geometric device

Automatic plumbing device

Precision circle center finder and multifunctional construction trade tool

Support for survey rod