Geometrical instruments – Miscellaneous – Light direction
Reexamination Certificate
2006-05-02
2006-05-02
Fulton, Christopher W. (Department: 2859)
Geometrical instruments
Miscellaneous
Light direction
C033S287000, C033S651000, C356S602000, C382S152000, C702S159000, C015S250001, C362S280000, C362S456000
Reexamination Certificate
active
07036232
ABSTRACT:
A laser apparatus for monitoring the rails of a railway or tramway line, characterized by comprising at least two measurement units mounted on a railway or tramway carriage and operating at last on the inner part of the two rails, along with said carriage is made to advance, and a unit for processing the signals transmitted by said measurement units, each of which comprises at least one triangulation reading device.
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Fulton Christopher W.
Hoffman, Wasson&Gitler PC
Tecnogamma S.p.A.
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