US PATENT SUBCLASS 81 / 57.37
.~.~ With feed or magazine means

Current as of: June, 1999
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81 /   HD   TOOLS

52  DF  WRENCH, SCREWDRIVER, OR DRIVER THEREFOR {27}
54  DF  .~ Machine {10}
57.37.~.~ With feed or magazine means {6}
430  DF  .~.~.~> Utilizing fluid to convey work
431  DF  .~.~.~> Including chute having longitudinal axis collinear with rotational axis of work turning portion
432  DF  .~.~.~> Including vibratory work supporting member
433  DF  .~.~.~> Including revolvably driven work contacting member
434  DF  .~.~.~> Including driven, flexible, work supporting strip
435  DF  .~.~.~> Including driven, reciprocating, conveying member

DEFINITION

Classification: 81/57.37

(under subclass 54) Wrench or screwdriver provided with either (a) means to feed pieces of work to the work-engaging and strain-exerting portion of the wrench or screwdriver, or

(b) magazine means for holding and storing pieces of work which are to be fed to the work-engaging and strain-exerting portion of the wrench or screwdriver.

SEE OR SEARCH THIS CLASS, SUBCLASS:

57.23, for gear operated wrenches having magazine means.