US PATENT SUBCLASS 285 / 312
.~.~.~ Cam lever

Current as of: June, 1999
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285 /   HD   PIPE JOINTS OR COUPLINGS

305  DF  ESSENTIAL CATCH {7}
308  DF  .~ With manipulator {4}
309  DF  .~.~ With means to increase contact pressure (e.g., tightener) {3}
312.~.~.~ Cam lever

DEFINITION

Classification: 285/312

(under subclass 309) Subject matter comprising a cam-lever.