Inventor

CLARK MARLIN E

US4 patents

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

AMSTED IND INC

2 patents

US6681943B2Jan 27, 2004

Railcar draft gear assembly and system

AMSTED IND INC52 citations94

US6446820B1Sep 10, 2002

Railcar draft gear assembly and system

AMSTED IND INC76 citations94

KEYSTONE IND INC

1 patent

US5598937AFeb 4, 1997

Slackless drawbar assembly

KEYSTONE IND INC16 citations69

AMSTED RAIL CO INC

1 patent

US10189488B2Jan 29, 2019

Railway freight car draft gear assembly

AMSTED RAIL CO INC1 citations59