US PATENT SUBCLASS 217 / 90
.~ Hoop sockets

Current as of: June, 1999
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217 /   HD   WOODEN RECEPTACLES

72  DF  BARRELS {11}
90.~ Hoop sockets

DEFINITION

Classification: 217/90

(under subclass 72) Barrels and other hooped vessels having the hoops wholly or partially embedded in the walls.