US PATENT SUBCLASS 219 / 56.21
.~.~.~ By microbonding

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
56  DF  .~ Wire, rod, or bar bonding {3}
56.1  DF  .~.~ Of wire leads {2}
56.21.~.~.~ By microbonding

DEFINITION

Classification: 219/56.21

By microbonding:

(under subclass 56.1) Subject matter wherein the bonding is produced between miniature or microminiature workpieces.