US PATENT SUBCLASS 220 / 679
.~.~.~ Butt welded joint

Current as of: June, 1999
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220 /   HD   RECEPTACLES

660  DF  SIDEWALL STRUCTURE {7}
677  DF  .~ Sidewall seam or joint {4}
678  DF  .~.~ Adhered (e.g., welded, cemented, soldered, bonded, etc.) {2}
679.~.~.~ Butt welded joint

DEFINITION

Classification: 220/679

Butt welded joint:

(under subclass 678) Receptacle wherein the joint is formed by uniting sidewall portions edge to edge without overlapping.