RW

Raymond A. Whittaker

CL Coal Industry (Patents) Limited: 3 patents #21 of 230Top 10%
Overall (All Time): #1,680,204 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4531782 Mining equipment John A. Ford 1985-07-30
4368919 Holder assemblies for sensitized cutter tools on mining machines Raymond Lukaszewicz, John A. Ford 1983-01-18
4367899 Holder assemblies for sensitized cutter tools on mining machines Raymond Lukaszewicz, John A. Ford 1983-01-11