US PATENT SUBCLASS 191 / 28
.~.~ Special modifications

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

22 R  DF  CONDUCTORS {5}
23 R  DF  .~ Conduit {6}
28.~.~ Special modifications

DEFINITION

Classification: 191/28

(under subclass 23) Conductors of the conduit type modified to meet special local conditions, such as crossings, switches, plow removal pits, etc.

SEE OR SEARCH CLASS

104, Railways,

165, 185 and 195.