JR

James E. Rauckhorst

AC Acme-Cleveland: 2 patents #1 of 13Top 8%
Overall (All Time): #2,365,379 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4337677 Method of making die-cast masonry drill Thomas J. Skingle 1982-07-06
4314616 Die-cast masonry drill with leading hard insert Thomas J. Skingle 1982-02-09