US PATENT SUBCLASS 81 / 450
.~.~ Inserted portion mounted to pivot or swivel relative to longitudinal axis of handle

Current as of: June, 1999
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81 /   HD   TOOLS

52  DF  WRENCH, SCREWDRIVER, OR DRIVER THEREFOR {27}
436  DF  .~ Having work engaging and force exerting portion inserted into cavity (e.g., allen wrench, screwdriver) {10}
450.~.~ Inserted portion mounted to pivot or swivel relative to longitudinal axis of handle

DEFINITION

Classification: 81/450

Inserted portion mounted to pivot or swivel relative to longitudinal axis of handle:

(under subclass 436) Wrench or screwdriver including a handle to which the cavity-engaging and strain-exerting portion is pivotally or otherwise mounted for swinging movement between angularly spaced positions.