US PATENT SUBCLASS 292 / 260
.~ Screw-operating means

Current as of: June, 1999
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292 /   HD   CLOSURE FASTENERS

259 R  DF  CROSS BARS {2}
260.~ Screw-operating means

DEFINITION

Classification: 292/260

(under subclass 259) Devices having screw devices for operating and securing the closures in adjusted position.