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Harry R. Drum

Ruthven, IA: #2 of 4 inventorsTop 50%

Iowa: #8,735 of 15,303 inventorsTop 60%

Overall (All Time): #4,074,256 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4344583	Toilet tissue holder	—	1982-08-17