US PATENT SUBCLASS 191 / 51
.~.~ Common wire passing

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

45 R  DF  COLLECTORS {8}
50  DF  .~ Trolley {10}
51.~.~ Common wire passing

DEFINITION

Classification: 191/51

(under subclass 50) Trolley collectors capable of passing one another on the same conductor either by being outside each other's clearance line or by riding one over the other.

SEE OR SEARCH CLASS

104, Railways,

53,.