US PATENT SUBCLASS 104 / 255
.~.~ Counterweight

Current as of: June, 1999
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104 /   HD   RAILWAYS

249  DF  CAR STOPS {7}
254  DF  .~ Bumpers {2}
255.~.~ Counterweight

DEFINITION

Classification: 104/255

(under subclass 254) Car-stop devices in which the momentum of the car is wholly or in part taken up by counterweights.