US PATENT SUBCLASS 281 / 37
.~.~ Sides

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}
29  DF  .~ Covers {8}
37.~.~ Sides

DEFINITION

Classification: 281/37

Inventions restricted to the sides of covers.

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29, through 35.