US PATENT SUBCLASS 493 / 378
.~ Including cutting or tearing edge

Current as of: June, 1999
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493 /   HD   MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

374  DF  ASSEMBLING OR DISASSEMBLING OF DISTINCT MEMBERS {5}
378.~ Including cutting or tearing edge

DEFINITION

Classification: 493/378

Including cutting or tearing edge:

(under subclass 374) Method or apparatus wherein one of the workpieces is sharp and is intended to serve to sever or tear a sheet or web after formation of a desired article.

SEE OR SEARCH THIS CLASS, SUBCLASS:

86, for making a rigid container including assembling therewith a tear strip.