US PATENT SUBCLASS 968 / 656
.~.~.~ With power source for driving the screwdriver [G04D 1/00B5B]


Current as of: June, 1999
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968 /   HD   HOROLOGY

651  DD  GRIPPING, HOLDING OR SUPPORTING DEVICES (stands in general F16M; for instruments G01D 11/30, B01L) [G04D 1/00] {10}
652  DD  .~ For assembly entirely by hand [G04D 1/00B] {4}
655  DD  .~.~ Screwdrivers (screwdrivers in general B65B) [G04D 1/00B5] {1}
656.~.~.~ With power source for driving the screwdriver [G04D 1/00B5B]