JG

Joseph Goleczka

CL Coal Industry (Patents) Limited: 1 patents #2 of 8Top 25%
Overall (1989): #95,293 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4877418 Briquette treatment process Walter Harris, John Pringle 1989-10-31