Inventor

JEFFRIES RALPH E

US2 patents

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

GEN MOTORS CORP

1 patent

US5295530AMar 22, 1994

Single-cast, high-temperature, thin wall structures and methods of making the same

GEN MOTORS CORP140 citations96

ALLISON ENGINE CO INC

1 patent

US5545003AAug 13, 1996

Single-cast, high-temperature thin wall gas turbine component

ALLISON ENGINE CO INC84 citations94