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Donald J. Sonntag

Atlantic, IA: #1 of 1 inventorsTop 100%

Iowa: #134 of 609 inventorsTop 25%

Overall (1994): #140,500 of 165,921Top 85%

1 Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5323557	Landscaping mat	—	1994-06-28