US PATENT SUBCLASS 242 / FOR 191
.~ Screw shaft (242/158.2)

Current as of: June, 1999
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242 /   HD   WINDING, TENSIONING, OR GUIDING

FOR 189  DF  TRAVERSE MECHANISM (242/158 R) {6}
FOR 191.~ Screw shaft (242/158.2) {1}
FOR 192  DF  .~.~> Reversely threaded (242/158.3)

DEFINITION

Classification: 242/FOR.191

Foreign Art Collections for devices in which the traverse guide is moved by a screw threaded shaft.