US PATENT SUBCLASS 266 / 264
.~.~.~ Having packing at hood lip

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

249  DF  MEANS TREATING SOLID METAL {5}
262  DF  .~ Fluid tight heat transferring box shield or hood (e.g., annealing box) {1}
263  DF  .~.~ Bell-type hood, or support for such hood {1}
264.~.~.~ Having packing at hood lip

DEFINITION

Classification: 266/264

(under subclass 263) Device including distinct structure for sealing the joint between the hood and its support.