US PATENT SUBCLASS 134 / 156
.~.~ Work support having a float and/or swing drive or bias

Current as of: June, 1999
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134 /   HD   CLEANING AND LIQUID CONTACT WITH SOLIDS

*  DD  APPARATUS {34}
137  DF  .~ With means to movably mount or movably support the work or work support {16}
156.~.~ Work support having a float and/or swing drive or bias

DEFINITION

Classification: 134/156

(under subclass 137) Apparatus in which there is a spring to drive or bias the movable work support to some position and/or a float is connected to the movable work support to exert a buoying action in the liquid.