Home › Inventors › Humel J. Donaldson

Humel J. Donaldson — 1 Patent

Englewood, KS: #1 of 1 inventorsTop 100%

Kansas: #6,307 of 12,005 inventorsTop 55%

Overall (All Time): #3,958,912 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4770401	Powered C-clamp apparatus	—	1988-09-13