US PATENT SUBCLASS 472 / 113
.~ Spring assisted

Current as of: June, 1999
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472 /   HD   AMUSEMENT DEVICES

106  DF  SEESAW {9}
113.~ Spring assisted

DEFINITION

Classification: 472/113

Spring assisted:

(under subclass 106) Amusement device wherein the seesaw includes a resilient means for aiding the up and down motion of the seesaw.