US PATENT SUBCLASS 281 / 28
.~.~ Elements

Current as of: June, 1999
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281 /   HD   BOOKS, STRIPS, AND LEAVES

15.1  DF  BOOK, ELEMENT THEREOF, OR ACCESSORY THEREFOR {9}
21.1  DF  .~ Binding {8}
28.~.~ Elements

DEFINITION

Classification: 281/28

Head-bands, rings, and other elements restricted to use in the binding of books.