US PATENT SUBCLASS 470 / 57
APPARATUS FOR MAKING EXTERNALLY THREADED FASTENER OR ARTICLE, E.G., SCREW, BOLT, ETC.


Current as of: June, 1999
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470 /   HD   THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS

57APPARATUS FOR MAKING EXTERNALLY THREADED FASTENER OR ARTICLE, E.G., SCREW, BOLT, ETC. {2}
58  DF  .~> Screw fastener making {6}
86  DF  .~> Having bolt pointing means


DEFINITION

Classification: 470/57

APPARATUS FOR MAKING EXTERNALLY THREADED FASTENER OR ARTICLE, E.G., SCREW, BOLT ETC.:

(under the class definition) Subject matter for apparatus for manufacturing a securing device or element having an external helical ridge.

SEE OR SEARCH CLASS

29, Metal Working, for machines capable of manufacturing machine screws but additionally capable of forming other similar parts or articles such as binding posts, spoke nipples, etc., particularly

33+,.