US PATENT SUBCLASS 266 / 74
.~ Having adjuvant material feed

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

48  DF  MEANS FOR CUTTING SOLID METAL WITH HEAT, E.G., BLOWPIPES {14}
74.~ Having adjuvant material feed {1}
75  DF  .~.~> Solid material

DEFINITION

Classification: 266/74

(under subclass 48) Device wherein means are provided to supply material which will enhance the cutting operation.