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Fredrick A. Powers

GRGraco: 1 patents #70 of 149Top 50%

Maple Grove, MN: #791 of 1,211 inventorsTop 70%

Minnesota: #32,449 of 52,454 inventorsTop 65%

Overall (All Time): #3,971,076 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4653532	Loop injection circulation system	—	1987-03-31