WH

William L. Hall

CL Coal Industry (Patents) Limited: 1 patents #73 of 230Top 35%
📍 Duffield, FL: #1 of 1 inventorsTop 100%
Overall (All Time): #1,658,785 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5238480 Fertilizer compositions and method of making such compositions Bobby E. Rehberg 1993-08-24
5174804 Fertilizer/pesticide composition and method of treating plants Bobby E. Rehberg 1992-12-29
4907964 Device for extracting and burning methane Stephen Howarth 1990-03-13