Lawrence James Andrews

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Cheswick, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Universal venting arrangement for a railway vehicle brake cylinder
- Patent number 9,676,380
- Issue date Jun 13, 2017
- Wabtec Holding Corp.
- Lawrence James Andrews
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Self-sealing check valve
- Patent number 8,794,256
- Issue date Aug 5, 2014
- PBM, Inc.
- Lawrence J. Andrews
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Device for securing a sealing member in a predetermined position
- Patent number 6,991,236
- Issue date Jan 31, 2006
- Westinghouse Air Brake Technologies Corporation
- Lawrence J. Andrews
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Automatic test connector adapter plate for AB pipe bracket
- Patent number 6,186,600
- Issue date Feb 13, 2001
- Westinghouse Air Brake Company
- Daniel G. Scott
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Filter for railroad car control valve pipe bracket and access plate
- Patent number 6,132,483
- Issue date Oct 17, 2000
- Westinghouse Air Brake Company
- Lawrence J. Andrews
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Vibration desensitizing piston wear ring for railroad car control v...
- Patent number 5,450,782
- Issue date Sep 19, 1995
- Westinghouse Air Brake Company
- James E. Hart
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SELF-SEALING CHECK VALVE
- Publication number 20100200087
- Publication date Aug 12, 2010
- PBM, INC.
- LAWRENCE J. ANDREWS
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Universal Venting Arrangement for a Railway Vehicle Brake Cylinder
- Publication number 20100116601
- Publication date May 13, 2010
- Wabtech Holding Corp.
- Lawrence J. Andrews
- B60 - VEHICLES IN GENERAL