US PATENT SUBCLASS 104 / 81
.~ Swing car drive

Current as of: June, 1999
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104 /   HD   RAILWAYS

53  DF  AMUSEMENT {25}
81.~ Swing car drive

DEFINITION

Classification: 104/81

(under subclass 53) Apparatus in which the oscillations of a swing suspended from a wheeled truck cause the truck to move along a track.