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Class Information
Number: 73/865.8
Name: Measuring and testing > Inspecting
Description: Subject matter not provided for elsewhere including apparatus or processes for sensing and signaling or indicating physical conditions.

Patents under this class:
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Patent Number Title Of Patent Date Issued
4416144 Apparatus for evaluating slider flying dynamics Nov. 22, 1983
4372161 Pneumatically operated pipe crawler Feb. 8, 1983
4369653 Shrinkage gauge and method Jan. 25, 1983
4361315 Sonde apparatus for blast furnace Nov. 30, 1982
4354379 Methods and apparatus for testing roundness and straightness of pipes and tubings Oct. 19, 1982
4342225 Device for the internal inspection of pipelines Aug. 3, 1982
4306455 Apparatus for checking the geometrical features of mechanical pieces Dec. 22, 1981
4098126 Non-destructive testing of pipeline Jul. 4, 1978
4091678 Pipeline limit dent detector May. 30, 1978
4025421 Gasket inspection method May. 24, 1977
4006642 Apparatus for a multi-part injection mold for measuring the degree of filling of the hollow mold compartment or the closure pressure of the mold Feb. 8, 1977
4000655 Measuring devices for bores and ducts Jan. 4, 1977
3995497 Apparatus for preventing defective packing of cigarets Dec. 7, 1976
3982440 Method of determining molded part profile Sep. 28, 1976

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