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Number | Date | Country | |
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Parent | 11774247 | Jul 2007 | US |
Child | 12018416 | US |
Number | Date | Country | |
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Parent | 12194979 | Aug 2008 | US |
Child | 29459339 | US | |
Parent | 12018416 | Jan 2008 | US |
Child | 12194979 | US |