Products

American Patented Curve-O-Mark Contou...

Early patented American "Curve-O-Mark" contour measuring tool in good clean original condition. T...

Early patented American "Curve-O-Mark" contour measuring tool in good clean original condition. This is an early American Trade marked and registered design example that has been since copied by other companies. Registered design number is 701,791 which is stamped on the body.