US PATENT SUBCLASS 148 / 527
.~.~ With metal next to or bonded to metal

Current as of: June, 1999
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148 /   HD   METAL TREATMENT

95  DF  PROCESS OF MODIFYING OR MAINTAINING INTERNAL PHYSICAL STRUCTURE (I.E., MICROSTRUCTURE) OR CHEMICAL PROPERTIES OF METAL, PROCESS OF REACTIVE COATING OF METAL AND PROCESS OF CHEMICAL-HEAT REMOVING (E.G., FLAME-CUTTING, ETC.) OR BURNING OF METAL {17}
516  DF  .~ Producing or treating layered, bonded, welded, or mechanically engaged article or stock as a final product {9}
527.~.~ With metal next to or bonded to metal {4}
528  DF  .~.~.~> With brazing or soldering
529  DF  .~.~.~> Iron(Fe) or iron base alloy present {2}
535  DF  .~.~.~> Aluminum(Al) or aluminum base alloy present
536  DF  .~.~.~> Copper(Cu) or copper base alloy

DEFINITION

Classification: 148/527

With metal next to or bonded to metal:

(under subclass 516) Process wherein the article or stock being produced or treated has a metal layer or part next to or bonded to an adjacent metal layer or part.