Donald Milton Loper

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Milwaukee, WI, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic safety fuse device
- Patent number 6,240,959
- Issue date Jun 5, 2001
- Donald M. Loper
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Hydraulic Shut-Off Valve with Surge Resistant Chamber
- Publication number 20100154902
- Publication date Jun 24, 2010
- Donald Loper
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
SAFETY SHUT OFF VALVE FOR USE IN HYDRAULIC SYSTEM
- Publication number 20080185052
- Publication date Aug 7, 2008
- Donald Milton Loper
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Hydraulic System Safety Shut Off Valve
- Publication number 20080035215
- Publication date Feb 14, 2008
- Donald Milton Loper
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL