Device for mechanically locating and reading the setting of...
Device for preventing error in a compass
Device for setting and retaining a fixed direction
Device for setting inclination
Device for taking measurements for sewing
Device for the correction of an error in the electric transmissi
Device to determine hair cutting angle
Devices for measuring the azimuth and the slope of a drilling li
Devices for the azimuth and slope scanning of a drilling line
Digit level devices and methods
Digital angle indicator
Digital compass
Digital compass
Digital compass having a ratiometric bearing processor
Digital display compass for mounting on vehicle rear view...
Digital electronic inclination gauge
Digital head-out level
Digital inclinometer
Digital inclinometer
Digital inclinometer and related methods