William H. Bear

📍 Edmonton, CA: #922 of 2,912 inventorsTop 35%

Overall (All Time): #2,325,637 of 4,157,543Top 60%

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4949758	Thin-walled small-bore steel tube with case hardened internal surface	—	1990-08-21
4844752	Process for making internally hardened tubes	—	1989-07-04