John Szukiewicz

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Selkirk, CA

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Patents Grantslast 30 patents

Information Patent Grant
Ice grooving device and method
- Patent number 7,926,882
- Issue date Apr 19, 2011
- 5776954 Manitoba Ltd.
- John Szukiewicz
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Ice Grooving Device and Method
- Publication number 20090236898
- Publication date Sep 24, 2009
- John Szukiewicz
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...