US PATENT SUBCLASS 53 / 429
.~.~ Folding

Current as of: June, 1999
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53 /   HD   PACKAGE MAKING

396  DF  METHODS {22}
428  DF  .~ With contents treating {7}
429.~.~ Folding

DEFINITION

Classification: 53/429

Folding:

(under subclass 428) Methods for doubling or bending a contents material back upon itself thereby reducing a physical dimension.

SEE OR SEARCH THIS CLASS, SUBCLASS:

116+, for corresponding apparatus.

SEE OR SEARCH CLASS

156, Adhesive Bonding and Miscellaneous Chemical Manufacture,

196+, for bending sheet material involving surface bonding or assembly.

270, Sheet-Material Associating, 52.01+, for the folding of sheet material.