LJ

Lester J. Sterwerf, Jr.

TM The Cincinnati Mine Machinery: 5 patents #2 of 4Top 50%
📍 Cadiz, OH: #25 of 98 inventorsTop 30%
🗺 Ohio: #15,837 of 73,341 inventorsTop 25%
Overall (All Time): #1,058,240 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5370448 Wedging arrangement for attaching a bit holder to the base member of a mining road working, or earth moving machine 1994-12-06
4766995 Pusher-type conveyor chain 1988-08-30
4717206 Endless chains comprised of interdigitated link elements having a Y-shaped configuration 1988-01-05
4674803 Endless chains comprised of interdigitated link elements having an H-shaped configuration 1987-06-23
4632463 Combined base member and bit holder with protected retainer 1986-12-30