US PATENT SUBCLASS 312 / 189
.~ Sheet impalers

Current as of: June, 1999
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312 /   HD   SUPPORTS: CABINET STRUCTURE

183  DF  WITH CARD OR SHEET RETAINERS {7}
189.~ Sheet impalers

DEFINITION

Classification: 312/189

(under subclass 183) Structures, the cards or sheets being strung or impaled upon the securing means.