Inventor

POWERS EARL W

US4 patents

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

DEPENDABLE FORDATH INC

2 patents

US4262730AApr 21, 1981

Strike off method for automatically leveling and compacting sand in mold boxes of varying heights

DEPENDABLE FORDATH INC2 citations58

US4252231AFeb 24, 1981

Bottom board feeder apparatus

DEPENDABLE FORDATH INC4 citations57

WILCOX RAYMOND J

1 patent

US4371293AFeb 1, 1983

Mine roof bearing plate

WILCOX RAYMOND J86 citations92

REPUBLIC CORP

1 patent

US4518282AMay 21, 1985

Mine roof bearing plate with embossed area having conical and cylindrical sections

REPUBLIC CORP31 citations89