US PATENT SUBCLASS 92 / 44
.~ With guide means


Current as of: June, 1999
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92 /   HD   EXPANSIBLE CHAMBER DEVICES

34  DF  BELLOWS TYPE EXPANSIBLE CHAMBER {10}
44.~ With guide means


DEFINITION

Classification: 92/44

(under subclass 34) Apparatus including a rigid member extending parallel to the longitudinal axis of the bellows type expansible chamber device, said bellows type expansible chamber device having a portion thereof slidably engaged with said rigid member, said member functioning to constrain said bellows device to a path of travel extending parallel to the longitudinal axis thereof.