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US Patent: 6,676,495
Power sharpening system
Patentees: Lloyd Sevack (exact or similar names) - Nepean, ON Canada Leonard G. Lee (exact or similar names) - Almonte, ON Canada Eric Irwin (exact or similar names) - Saint Joseph, MI Matthew Bruce Siemers (exact or similar names) - Ottawa, ON Canada USPTO Classifications: 451/278, 451/279, 451/293, 451/349, 451/456 Tool Categories: Assignees: Lee Valley Tools Ltd. - Ontario, ON Canada Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Aug. 30, 2000 Granted: Jan. 13, 2004 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Russ Allen

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