Laser gradient setting device

Details Laser gradient setting device Laser gradient setting device

1996-10-09

1998-11-24

Fulton, Christopher W.

Geometrical instruments

Straight-line light ray type

Multisight line

33280, 33283, 33291, 33DIG21, 356138, G01B 1126, G01C 500

Patent

active

058391991

ABSTRACT:
A laser gradient setting device, having such arrangement that a reference laser beam with a gradient emitted and a reference laser beam in vertical direction is emitted, whereby the laser gradient setting device can be easily positioned by the reference laser beam in vertical direction by a single worker.

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