US PATENT SUBCLASS 191 / 65
.~.~.~ Frames
Current as of:
June, 1999
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191 /
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ELECTRICITY: TRANSMISSION TO VEHICLES
45 R
DF
COLLECTORS
{8}
50
DF
.~ Trolley {10}
64
DF
.~.~ Poles {1}
65
.~.~.~ Frames
DEFINITION
Classification: 191/65
(under subclass 64) Trolley poles constituting a framed structure, generally a plurality of simple poles braced together. Includes the "pantagraph" trolley.