US PATENT SUBCLASS 100 / 149
.~.~ Detachable choke

Current as of: June, 1999
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100 /   HD   PRESSES

144  DF  CONCURRENT PRESSING AND CONVEYING {5}
145  DF  .~ Helix-type compressor {5}
149.~.~ Detachable choke

DEFINITION

Classification: 100/149

(under subclass 145) Apparatus in which at least a portion of the wall of the constricted passage is removable.