US PATENT SUBCLASS 219 / 611
.~.~.~.~ Plural (e.g., end to end, etc.)

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

Internet Version by PATENTEC © 1999      Terms of Use


219 /   HD   ELECTRIC HEATING

600  DF  INDUCTIVE HEATING {7}
602  DF  .~ Metal working {1}
603  DF  .~.~ Bonding {7}
607  DF  .~.~.~ Tube (i.e., pipe) {5}
611.~.~.~.~ Plural (e.g., end to end, etc.)

DEFINITION

Classification: 219/611

Plural (e.g., end to end, etc.):

(under subclass 607) Subject matter wherein a tube end is bonded together with another tube thereby forming one unit.

SEE OR SEARCH CLASS

285, Pipe Joints or Couplings,

41, for heating or cooling thereof.