Marking device
Measuring apparatus and method therefor
Measuring device
Method of and an apparatus for establishing a golf practice...
Method of and apparatus for measuring distances
Opto-mechanical instrument to accurately measure linear distance
Opto-mechanical instrument to accurately measure linear distance
Pen type curve length measuring apparatus having caster
Process for accelerating a measuring wheel of a length measureme
Rolling electronic length measuring device
Rolling electronic length measuring device
Rolling electronic length measuring device
Rotation detecting apparatus
Tracking, measuring and calculating instrument for the determina
Wheel vehicle measuring apparatus
Wheeled distance measuring device
Wheeled distance measuring device
Wheeled measuring device