EO

Ernest M. Osborne

LO Lockmasters: 2 patents #3 of 10Top 30%
Overall (All Time): #2,201,825 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6558088 Security container drilling apparatus and method of cutting the lock bolt of a security container J. Wesley Day 2003-05-06
5984594 Drill rig and method of use for forming holes in drill resistant materials Michael Osborne 1999-11-16