US PATENT SUBCLASS 30 / 346.53
.~.~ Of specific material
Current as of:
June, 1999
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30 /
HD
CUTLERY
346
DF
BLADES
{11}
346.5
DF
.~ Razor blade {8}
346.53
.~.~ Of specific material {1}
346.54
DF
.~.~.~
> Including metallurgical characteristic
DEFINITION
Classification: 30/346.53
(under subclass 346.5) Device characterized by the chemical composition or a metallurgical feature of the blade.
