US PATENT SUBCLASS 292 / 43
.~.~.~.~ Screw


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

2  DF  BOLTS {15}
3  DF  .~ Multiple {16}
32  DF  .~.~ Sliding {1}
33  DF  .~.~.~ Operating means {10}
43.~.~.~.~ Screw


DEFINITION

Classification: 292/43

(under subclass 33) Devices including screws or screw-threaded elements.