US PATENT SUBCLASS 81 / 57.32
.~.~ Double or duplex

Current as of: June, 1999
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81 /   HD   TOOLS

52  DF  WRENCH, SCREWDRIVER, OR DRIVER THEREFOR {27}
54  DF  .~ Machine {10}
57.32.~.~ Double or duplex

DEFINITION

Classification: 81/57.32

(under subclass 54) Wrench or screwdriver comprising interrelated plural drives and plural work engaging means or a single drive having plural work engaging means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

77, for double ended, simultaneous adjustable wrenches.