Home › Inventors › Frank H. Howell

Frank H. Howell

Los Angeles, CA: #7,008 of 12,377 inventorsTop 60%

California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #4,061,751 of 4,157,543Top 100%

1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4418892	Aluminum furnace skim recovery system	—	1983-12-06