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Thickness sensor for measuring the thickness of sheet-like objects
US20090200498
-
Aug 13, 2009
Optical translation of triangulation position measurement
US7528400
-
May 05, 2009
On-line thickness gauge and method for measuring the thickness of a moving glass substrate
US7516628
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Apr 14, 2009
Cornea characteristics measuring device
US7501645
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Mar 10, 2009
Measuring instrument and laser beam machine for wafer
US7443517
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Oct 28, 2008
Sheet discrimination apparatus and image forming apparatus
US20080203333
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Aug 28, 2008
Calibration system for sawmill scanning systems
US7414739
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Aug 19, 2008
In-stack sheet thickness measuring system
US7411205
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Aug 12, 2008
Method and apparatus for nondestructive evaluation of insulative coating
US7409313
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Aug 05, 2008
System and method for non-destructively determining thickness and uniformity of anti-tamper coatings
US7402826
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Jul 22, 2008
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Measuring the thickness (3)
Coatings (2)
Sheet (2)