US PATENT SUBCLASS 81 / 57.4
.~.~ With support

Current as of: June, 1999
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81 /   HD   TOOLS

52  DF  WRENCH, SCREWDRIVER, OR DRIVER THEREFOR {27}
54  DF  .~ Machine {10}
57.4.~.~ With support {1}
57.41  DF  .~.~.~> Vehicular

DEFINITION

Classification: 81/57.4

(under subclass 54) Wrench or screwdriver provided with support means therefor.

SEE OR SEARCH THIS CLASS, SUBCLASS:

57.24, for gear operated wrench or screwdriver having support means.