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Donald N. Sewell

Raymond, ME: #1 of 1 inventorsTop 100%

Maine: #12 of 96 inventorsTop 15%

Overall (1982): #68,424 of 81,411Top 85%

1 Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4342474	Waveguide hanger	Dwight A. Starbird	1982-08-03