US PATENT SUBCLASS 19 / .39
.~.~ Multi-stage

Current as of: June, 1999
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19 /   HD   TEXTILES: FIBER PREPARATION

.3  DF  STAPILIZING {5}
.35  DF  .~ Tension breaking {4}
.39.~.~ Multi-stage

DEFINITION

Classification: 19/.39

(under subclass .35) Processes and apparatus in which the filamentary material is subjected to tension breaking operation and the product thereof is subjected to a second such operation.