Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
October 3, 2006
0Patent Application Number
109555890
Date Filed
September 30, 2004
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A photodetection device for a rotary laser system for projecting at least two fan-shaped beams tilted at a known angle with respect to a horizontal plane and having a known spreading angle, comprising at least three photodetectors arranged in a known relationship.
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