US PATENT SUBCLASS 295 / 18
.~.~ Integral lugs
Current as of: June, 1999
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DEFINITION
Classification: 295/18
(under subclass 15) Railway-vehicle wheels having the tires or rims and the body of the wheels formed separately and secured together solely of means of lugs formed integral with one member and engaging recesses or integral lugs on the other member in interlocking relation.