US PATENT SUBCLASS 81 / 16
CHUCK KEY
Current as of: June, 1999
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DEFINITION
Classification: 81/16
CHUCK KEY:
(under the class definition) Tool which is specifically adapted to cooperatively engage a machine chuck or tool-holding socket and to be manipulated to cause the chuck or socket to grip or release a workpiece or tool.
SEE OR SEARCH CLASS
279, Chucks or Sockets,
147+, for corresponding chuck or socket structure.
