CONTEST
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$1,000
$1,000
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This contest is closed.
This contest is closed.
Patent Known References
Type | Patent Country | Patent Number |
---|---|---|
Patent | 06317684, | |
Patent | 06442242, | |
Patent | 06513063, | |
Patent | 06560456, |
Type | Patent Country | Patent Number |
---|---|---|
Patent | 06317684, | |
Patent | 06442242, | |
Patent | 06513063, | |
Patent | 06560456, |