US PATENT SUBCLASS 92 / 166
.~ Additional guide is spaced chamber end wall

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

165 R  DF  WITH GUIDE OR SEAL ON CYLINDER END PORTION FOR PISTON OR MEMBER MOVED BY PISTON {4}
166.~ Additional guide is spaced chamber end wall

DEFINITION

Classification: 92/166

(under subclass 165) Apparatus comprising a second guide means positioned in the end of the cylinder opposite the end containing said first guide means.