US PATENT SUBCLASS 40 / 386
.~.~ Reversing gears

Current as of: June, 1999
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40 /   HD   CARD, PICTURE, OR SIGN EXHIBITING

371  DF  REGISTER, OR FILE (E.G., TELEPHONE DIRECTORY FILE) {8}
385  DF  .~ Reel and web {2}
386.~.~ Reversing gears

DEFINITION

Classification: 40/386

Reversing gears:

(under subclass 385) Device comprising a charactered web having each end connected to a roller which is operated in an opposite direction by means of a gear-shifting device.