US PATENT SUBCLASS 285 / 284.1
WITH ACCESS OPENING
Current as of: June, 1999
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DEFINITION
Classification: 285/284.1
WITH ACCESS OPENING:
(under the class definition) Subject matter including an opening with a closure or having one or more separable parts which permit access to the interior thereof without disassembly of the joint.
SEE OR SEARCH THIS CLASS, SUBCLASS:
62+, for an access opening to permit insertion or removal of a wear element.
SEE OR SEARCH CLASS
137, Fluid Handling,
583+, for a fluid handling system with an access opening.
138, Pipes and Tubular Conduits,
89+, for pipe closures. 220, Receptacles,
200+, for analogous closures for receptacles and of general utility.
