US PATENT SUBCLASS 101 / 254
.~.~.~ Perfecting

Current as of: June, 1999
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101 /   HD   PRINTING

212  DF  ROLLING CONTACT MACHINES {4}
250  DF  .~ Bed-and-cylinder {10}
253  DF  .~.~ Web {4}
254.~.~.~ Perfecting {3}
255  DF  .~.~.~.~> Circulating bed
256  DF  .~.~.~.~> Traveling cylinder {1}
258  DF  .~.~.~.~> Oscillating cylinder

DEFINITION

Classification: 101/254

(under subclass 253) Machines having means peculiarly adapted for printing on both sides of the web.