US PATENT SUBCLASS 292 / 252
BALL
Current as of: June, 1999
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DEFINITION
Classification: 292/252
(under the class definition) Subject matter comprising ball-holding members on closures or casing with or without operating means and with or without catch devices for securing the closures in adjusted position.
SEE OR SEARCH THIS CLASS, SUBCLASS:
261, for cylinder-holding members.
299, for ring-shaped members.
