John E. Balogh

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Grosse Ile, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Handhole and manhole anti-theft insert
- Patent number 9,303,381
- Issue date Apr 5, 2016
- John E Balogh
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
HANDHOLE AND MANHOLE ANTI-THEFT INSERT
- Publication number 20160032552
- Publication date Feb 4, 2016
- John E. Balogh
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING