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Roger D. North

UNUnknown: 1 patents #206 of 2,107Top 10%

Exeter, GB: #1 of 4 inventorsTop 25%

Overall (1997): #84,305 of 185,788Top 50%

1 Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5628126	Revolving drum drying apparatus and method	—	1997-05-13