US PATENT SUBCLASS 81 / 57.27
.~.~.~.~ Flexible shaft

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  DF  .~.~ Gear-operated {9}
57.26  DF  .~.~.~ Adjustable angle drive {1}
57.27.~.~.~.~ Flexible shaft

DEFINITION

Classification: 81/57.27

(under subclass 57.26) Wrench or screwdriver wherein the means to change the angles between the handle or drive means and the work engaging means is a flexible shaft.