Inventor
PETTIT D MARK
US4 patents
Patents
4 patentsUS6036284AMar 14, 2000
Modular locomotive brake control unit
NEW YORK AIR BRAKE CORP35 citations94
US6135574AOct 24, 2000
Modular locomotive brake control unit
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US5803124ASep 8, 1998
Rail vehicle brake manifold
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US6746087B1Jun 8, 2004
Electronic equalizing reservoir controller with pneumatic penalty override
NEW YORK AIR BRAKE CORP22 citations90