US PATENT SUBCLASS 104 / 59
.~ Drifting tub

Current as of: June, 1999
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104 /   HD   RAILWAYS

53  DF  AMUSEMENT {25}
59.~ Drifting tub

DEFINITION

Classification: 104/59

(under subclass 53) Apparatus in which passenger carrying tubs usually provided with roller bottoms, coast by gravity down inclined track surfaces provided with surface variations or obstacles.