US PATENT SUBCLASS 30 / 352
.~ Reamer type
Current as of: June, 1999
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DEFINITION
Classification: 30/352
(under subclass 346) Blades which are depressed transversely of the blade, usually in the arc of a circle, and provided with a cutting edge at one or both of the raised sides so that the blade can be used for cutting out apertures in material.
(1) Note. So-called leather punches and some of the fruit corers are here. Other fruit corers will be found in this class, subclasses 278+, 301+, and 316.
