US PATENT SUBCLASS 114 / 124
.~ Shifting weights

Current as of: June, 1999
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114 /   HD   SHIPS

121  DF  BALLASTING {5}
124.~ Shifting weights

DEFINITION

Classification: 114/124

Devices in which weights are adapted to move about or to be moved to distribute the weight and change the position of the center of gravity to steady, trim, or ballast a vessel when sailing or in a seaway.