US PATENT SUBCLASS 191 / 41
.~.~.~ Catenary
Current as of:
June, 1999
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191 /
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ELECTRICITY: TRANSMISSION TO VEHICLES
22 R
DF
CONDUCTORS
{5}
33 R
DF
.~ Trolley {9}
40
DF
.~.~ Supports {3}
41
.~.~.~ Catenary
DEFINITION
Classification: 191/41
(under subclass 40) Means for supporting the trolley conductor in a more or less straight line, comprising a superposed supporting or "Messenger" strand connected to the conductor by hangers. Includes hangers, per se, modified for this use.
SEE OR SEARCH CLASS
14, Bridges,
18, and indented subclasses.
104, Railways,
124,.