US PATENT SUBCLASS 411 / 905
.~ Paper or wood

Current as of: June, 1999
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411 /   HD   EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENER

904  DF  FASTENER OR FASTENER ELEMENT COMPOSED OF NONMETALLIC MATERIAL {4}
905.~ Paper or wood

DEFINITION

Classification: 411/905

Paper or wood:

Art collection of fasteners or fastener elements composed of cellulose material.