US PATENT SUBCLASS 74 / 590
.~.~.~ Weight type

Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

*  DD  ELEMENTS {10}
579 R  DF  .~ Pitmans and connecting rods {10}
589  DF  .~.~ Counterbalanced {2}
590.~.~.~ Weight type {1}
591  DF  .~.~.~.~> Rotating

DEFINITION

Classification: 74/590

(under subclass 589) Weight devices for assisting connecting rods to move a load connected thereto.