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Class Information
Number: 340/678
Name: Communications: electrical > Condition responsive indicating system > Specific condition > Of geometrical gauge
Description: Subject matter where the condition is determined by monitoring the size or shape of an object.

Patents under this class:

Patent Number Title Of Patent Date Issued
8121814 Three-dimensional processor and method for controlling display of three-dimensional data in the three-dimensional processor Feb. 21, 2012
7545288 Support system for the monitoring of an air outlet valve in an aircraft Jun. 9, 2009
7420474 Idiosyncratic emissions fingerprinting method for identifying electronic devices Sep. 2, 2008
6917297 System and method for advance warning of severe weather for general aviation aircraft Jul. 12, 2005
6636155 Gauge having adjustable activating means Oct. 21, 2003
6608558 Damper device for building, and monitor and control system for damper device Aug. 19, 2003
6263585 Caliper probe-measuring device Jul. 24, 2001
5392526 Angularity gauge for cylindrical surfaces Feb. 28, 1995
4558312 Position detecting device Dec. 10, 1985
4477973 Three dimensional graphics tablet Oct. 23, 1984
4447956 Centering device May. 15, 1984
4294015 Extensometer Oct. 13, 1981
4223444 Acoustic micrometer Sep. 23, 1980
3982867 Construction deck elevation gauge and easy-out bolt assembly Sep. 28, 1976
3969713 Bolt stress detector Jul. 13, 1976
3952418 Master gear for checking tooth contact Apr. 27, 1976
3947814 Audio tachometer system Mar. 30, 1976

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