US PATENT SUBCLASS 277 / FOR 138
WITH ANTIROTATION KEY OR ANCHOR (277/136)

Current as of: June, 1999
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277 /   HD   SEAL FOR A JOINT OR JUNCTURE

FOR 138WITH ANTIROTATION KEY OR ANCHOR (277/136) {1}
FOR 139  DF  .~> Radial wall(277/137)

DEFINITION

Classification: 277/FOR.138

Foreign art collections wherein a packing or bias member is keyed or anchored to its seat so as to prevent relative rotation.