US PATENT SUBCLASS 148 / 196
.~.~ Program or pattern control

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}
194  DF  .~ Chemical-heat removing (e.g., flame-cutting, etc.) or burning of metal {9}
196.~.~ Program or pattern control

DEFINITION

Classification: 148/196

Program or pattern control:

(under subclass 194) Process wherein a template or program generated function controls a cutting action by causing a chemical-heating means to move in response to the template or program.