Lawrence L. Frahm II

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Newbury Park, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Pressure limiting valve and alternative method for testing a backfl...
- Patent number 9,303,777
- Issue date Apr 5, 2016
- Lawrence L. Frahm
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pressure limiting valve and alternative method for testing a backfl...
- Patent number 9,091,360
- Issue date Jul 28, 2015
- Lawrence L. Frahm
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
PRESSURE LIMITING VALVE AND ALTERNATIVE METHOD FOR TESTING A BACKFL...
- Publication number 20150211648
- Publication date Jul 30, 2015
- Lawrence L. Frahm
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PRESSURE LIMITING VALVE AND ALTERNATIVE METHOD FOR TESTING A BACKFL...
- Publication number 20130263931
- Publication date Oct 10, 2013
- Lawrence L. Frahm
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC