Lawrence E. Gray

ST Sandvik Rock Tools: 1 patents #2 of 3Top 70%

📍 Bristol, VA: #2 of 13 inventorsTop 20%

🗺 Virginia: #268 of 1,348 inventorsTop 20%

Overall (1994): #101,585 of 165,921Top 65%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5301763	Apparatus for drilling holes in mine roofs and a roof drill bit for use therein	Kent Peay	1994-04-12