US PATENT SUBCLASS 292 / 149
.~.~.~.~ Screw catch

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

2  DF  BOLTS {15}
137  DF  .~ Sliding {9}
138  DF  .~.~ Operating means {8}
145  DF  .~.~.~ Rigid {7}
149.~.~.~.~ Screw catch

DEFINITION

Classification: 292/149

(under subclass 145) Devices with the rigid operating means or without operating means having screw-catch devices for positively securing the bolts in adjusted position.