US PATENT SUBCLASS 53 / 120
.~.~.~.~ Slot and blade doubling

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


53 /   HD   PACKAGE MAKING

111 R  DF  WITH CONTENTS TREATING {4}
113  DF  .~ Reshaping {7}
116  DF  .~.~ Folding or rolling {1}
117  DF  .~.~.~ Sheet material or garments {2}
120.~.~.~.~ Slot and blade doubling

DEFINITION

Classification: 53/120

(under subclass 117) Apparatus in which the contents is folded upon itself by forcing the material between spaced abutments by means of a thin edge travelling between the abutments.