AM

Andrew D. MacGregor

CL Coal Industry (Patents) Limited: 1 patents #73 of 230Top 35%
📍 Keyano, CA: #599 of 1,768 inventorsTop 35%
Overall (All Time): #2,232,020 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6313910 Apparatus for measurement of optical beams Steven E. Garvey 2001-11-06
4869591 Method of optically measuring relative angular movement 1989-09-26