US PATENT SUBCLASS 266 / 110
.~.~ In specific environment, e.g., vacuum

Current as of: June, 1999
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266 /   HD   METALLURGICAL APPARATUS

102  DF  MEANS TREATING A CONTINUUM OF WORK {1}
103  DF  .~ With heating means {8}
110.~.~ In specific environment, e.g., vacuum

DEFINITION

Classification: 266/110

(under subclass 103) Device wherein means are provided to introduce, maintain, or generate a particular gaseous atmosphere within a chamber wherein an object is treated.