Hamilton Sean Michael Whitney

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Cornelius, NC, US

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Patents Grantslast 30 patents

Information Patent Grant
Chalk line device
- Patent number 7,681,826
- Issue date Mar 23, 2010
- Irwin Industrial Tool Company
- Hamilton Sean Michael Whitney
- B44 - DECORATIVE ARTS
Information Patent Grant
Chalk line device
- Patent number 7,311,283
- Issue date Dec 25, 2007
- Irwin Industrial Tool Company
- Hamilton Sean Michael Whitney
- B44 - DECORATIVE ARTS