Abrading – Machine – Reciprocating tool
Reexamination Certificate
2011-01-11
2011-01-11
Rose, Robert (Department: 3727)
Abrading
Machine
Reciprocating tool
C451S557000, C451S371000
Reexamination Certificate
active
07867062
ABSTRACT:
A hand-operated blade sharpener providing engagements of a blade by an abrasive stone at pre-selected angles to the blade is disclosed.
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patent: 5431068 (1995-07-01), Alsch
patent: 7052385 (2006-05-01), Swartz
Catalina, Jr. Richard A.
Rose Robert
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