US PATENT SUBCLASS 279 / 143
.~ Adapter

Current as of: June, 1999
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279 /   HD   CHUCKS OR SOCKETS

142  DF  ACCESSORY OR COMPONENT {8}
143.~ Adapter {2}
144  DF  .~.~> Drive conversion
145  DF  .~.~> For particular tool or workpiece

DEFINITION

Classification: 279/143

Adapter:

(under subclass 142) A device which attaches to a chuck or socket to extend or enhance the utility of the chuck or socket.