US PATENT SUBCLASS 191 / 29 DM
.~.~ Conductor made from different materials

Current as of: June, 1999
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191 /   HD   ELECTRICITY: TRANSMISSION TO VEHICLES

22 R  DF  CONDUCTORS {5}
29 R  DF  .~ Third rail {3}
29 DM.~.~ Conductor made from different materials

Unofficial Alpha Subclasses: R DM

DEFINITION

Classification: 191/29

(under subclass 22) Conductors of the rigid rail type, which are placed above the ground or other vehicle pathway, but so near such way as not to clear persons and other ordinary objects on the ground, and which present a substantially continuous exposed surface for contact with the collector.

SEE OR SEARCH CLASS

238, Railways: Surface Track.

246, Railway Switches and Signals,

9, 65, 67 and 69, and indented subclasses.