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Class Information
Number: 384/173
Name: Bearings > Rotary bearing > Plain bearing > Railway car journal > Lubricating > With lower reservoir > Capillary > With wick biasing means > Metal spring > Coil spring
Description: Subject matter wherein the metal spring is in the form of a coil.

Patents under this class:

Patent Number Title Of Patent Date Issued
7547145 Bearing device with a sensor Jun. 16, 2009

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