US PATENT SUBCLASS 285 / 317
.~.~ Spring-biased catch

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}
317.~.~ Spring-biased catch

DEFINITION

Classification: 285/317

(under subclass 308) Subject matter wherein the catch is spring biased.