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Matthew E. Chappell

Keizer, OR: #1 of 5 inventorsTop 20%
Oregon: #630 of 2,069 inventorsTop 35%
Overall (2002): #164,230 of 266,432Top 65%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6491277 Music holding device for a piano Perry W. Chappell 2002-12-10

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