US PATENT SUBCLASS 104 / 79
.~ Seesaw track

Current as of: June, 1999
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104 /   HD   RAILWAYS

53  DF  AMUSEMENT {25}
79.~ Seesaw track

DEFINITION

Classification: 104/79

(under subclass 53) Apparatus in which the cars are designed to travel back and forth along a teetering track.