LJ

Levi M. Johnson

TW The Charles Machine Works: 2 patents #90 of 211Top 45%
Overall (All Time): #2,079,580 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8556354 Track tensioning system David A. Rorabaugh 2013-10-15
8240783 Track tensioning system David A. Rorabaugh 2012-08-14