Richard Dahl

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Valparaiso, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Temporary utility service apparatus
- Patent number 9,022,430
- Issue date May 5, 2015
- Robert L. Irwin
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Temporary Utility Service Apparatus
- Publication number 20130113206
- Publication date May 9, 2013
- Robert L. Irwin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER