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Donald P. Pratt

Colden, NY: #1 of 2 inventorsTop 50%

New York: #1,860 of 7,004 inventorsTop 30%

Overall (1994): #140,686 of 165,921Top 85%

1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5370337	Expandable shaft	—	1994-12-06