Inventor

POETTER RAINER

US3 patents

⚠️ This page may combine multiple inventors who share the name “POETTER RAINER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HARNISCHFEGER CORP

1 patent

US4469594ASep 4, 1984

High pressure hydraulic system and self-cleaning filter assembly therefor

HARNISCHFEGER CORP29 citations87

HREN WILLIAM J

1 patent

US8756839B2Jun 24, 2014

Rope shovel with curved boom

HREN WILLIAM J12 citations80

HARNISCHFEGER TECH INC

1 patent

US9009994B2Apr 21, 2015

Rope shovel with curved boom

HARNISCHFEGER TECH INC2 citations59