Plumb tool

Plumb tool kit attachable to the ends of a common level, or the

Plumb-bob

Plumb-bob

Plumber's level

Plumbing apparatus

Plummet level

Pocket level

Pocket level with optional magnet

Pocket sized telescoping level apparatus

Pocket transit

Pocket-sized leveling tool

Pointing device

Polycast level instruments with means for retaining level vials

Polyfunctional spirit-level

Portable electronic compass

Portable liquid level

Portable terminal

Portable terminal apparatus with auto caliblation of...

Position detectors, methods of detecting position, and...