David L. Lawson

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Northeast, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Freezeless hydrant
- Patent number 7,828,005
- Issue date Nov 9, 2010
- Zurn Industries, LLC
- David L. Lawson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Hydrant box
- Patent number 7,395,834
- Issue date Jul 8, 2008
- Zurn Industries, LLC
- David L. Lawson
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Fixture carrier
- Patent number 7,096,520
- Issue date Aug 29, 2006
- Zurn Industries, Inc.
- Carl R. Nicolia
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Trap primer
- Patent number 6,422,260
- Issue date Jul 23, 2002
- Zurn Industries, Inc.
- Daniel J. Danowski
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Automatic grease interceptor with temperature and grease level moni...
- Patent number 5,431,826
- Issue date Jul 11, 1995
- Zurn Industries, Inc.
- Allen R. Becker
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
Freezeless Hydrant
- Publication number 20080245418
- Publication date Oct 9, 2008
- Zurn Industries, LLC.
- David L. Lawson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Fixture carrier
- Publication number 20050211852
- Publication date Sep 29, 2005
- Carl R. Nicolia
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Application
Trap primer
- Publication number 20010037826
- Publication date Nov 8, 2001
- Daniel J. Danowski
- E03 - WATER SUPPLY SEWERAGE