US PATENT SUBCLASS 242 / 584
.~.~ Material penetrating (e.g., piercing)

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

570  DF  COIL HOLDER OR SUPPORT (E.G., SPINDLE, DISPENSER, OR SPOOL) {6}
579  DF  .~ With material end retainer {8}
584.~.~ Material penetrating (e.g., piercing) {1}
584.1  DF  .~.~.~> Projection for preformed material opening

DEFINITION

Classification: 242/584

Material penetrating (e.g., piercing):

(under subclass 579) Subject matter wherein the means to grip includes a male member adapted to transversely project through the thickness of the elongated material or a fitting

(e.g., a ring) carried by the material.