US PATENT SUBCLASS 451 / 45
.~ Razor, knife, or scissors sharpening

Current as of: June, 1999
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451 /   HD   ABRADING

28  DF  ABRADING PROCESS {19}
45.~ Razor, knife, or scissors sharpening

DEFINITION

Classification: 451/45

Razor, knife, or scissors sharpening:

(under subclass 28) Method for sharpening the cutting edge of cutlery comprising a razor, knife, or a blade of a pair of scissors by an abrading operation.

SEE OR SEARCH CLASS

76, Metal Tools and Implements, Making,

82+, 89.1, and 89.2 for miscellaneous tool sharpening.