Inventor
MCDUFFIE JAMES W
6 patents
⚠️ This page may combine multiple inventors who share the name “MCDUFFIE JAMES W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SPERRY CORP
5 patentsUS4266392AMay 12, 1981
Header cutting angle adjustment mechanism
SPERRY CORP79 citations95
US4372103AFeb 8, 1983
Combine drive belt shielding
SPERRY CORP29 citations91
US4327544AMay 4, 1982
Variable speed indicator for combine
SPERRY CORP29 citations91
US4266391AMay 12, 1981
Header attachment mechanism for combines
SPERRY CORP63 citations91
US4467590AAug 28, 1984
Drive reversing mechanism
SPERRY CORP27 citations88