US PATENT SUBCLASS 270 / 22.1
.~ Bed and travelling cylinder, web, perfecting

Current as of: June, 1999
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270 /   HD   SHEET-MATERIAL ASSOCIATING

1.01  DF  WITH PRINTING {5}
22.1.~ Bed and travelling cylinder, web, perfecting

DEFINITION

Classification: 270/22.1

Bed and travelling cylinder, web, perfecting:

(under subclass 1.01) Method or apparatus wherein printed matter is impressed on both sides of a web by passing it through machines having a flat printing member in rolling action with a cylinder.

(1) Note. Also compare the printing class references below.

SEE OR SEARCH CLASS

101, Printing,

256+,.