Caster camber gauge

Chalk line apparatus

Circuit for levitated ball inclinometer

Clamping level tool

Clinometer

Clinometer

Clinometer

Clinometer with rolling liquid conductor

Clinometer/accelerometer and method

Clinometric sensor

Clip-on compass

Collapsible level and utility device

Combination compass

Combination interlocking segmented level

Combination level, plumb tool with single-hand engagement

Combination plumb and level device

Combination plumb or level and height setting instruments

Combination protractor/chalk line device

Combined distance and gradient gauging apparatus

Combined leveling device and laser pointer