US PATENT SUBCLASS 83 / 853
.~.~ Teeth having transversely curved cutting edge

Current as of: June, 1999
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83 /   HD   CUTTING

651  DF  TOOL OR TOOL WITH SUPPORT {12}
835  DF  .~ Toothed blade or tooth therefor {11}
853.~.~ Teeth having transversely curved cutting edge

DEFINITION

Classification: 83/853

(under subclass 835) Device in which a projection upon a plane perpendicular to the oppositely facing surfaces of a substantial extent of the cutting edge of a tooth is a continuous line.

SEE OR SEARCH THIS CLASS, SUBCLASS:

830+, for a chain saw teeth having a similar occurrence of transversely curved cutting edge.