US PATENT SUBCLASS 433 / 227
.~.~ Foil

Current as of: June, 1999
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433 /   HD   DENTISTRY

215  DF  METHOD OR MATERIAL FOR TESTING, TREATING, RESTORING, OR REMOVING NATURAL TEETH {6}
226  DF  .~ By filling, bonding or cementing {2}
227.~.~ Foil

DEFINITION

Classification: 433/227

Foil:

(under subclass 226) Subject matter wherein the material applied to the tooth comprises one or more thin sheets of metal.