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Laser alignment device providing multiple references

  • US 6,848,188 B2
  • Filed: 08/10/2001
  • Issued: 02/01/2005
  • Est. Priority Date: 08/10/2001
  • Status: Expired due to Fees
First Claim
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1. An apparatus comprising:

  • a pendulum assembly, including;

    a coarse pendulum, and a fine pendulum coupled to said coarse pendulum;

    a laser beam source assembly mounted on said pendulum assembly, wherein said laser beam assembly provides a first laser beam.

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