Derek Hardy

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Calgary, CA

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Patents Grantslast 30 patents

Information Patent Grant
Archway measuring device
- Patent number 7,793,421
- Issue date Sep 14, 2010
- Derek Hardy
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Archway measuring device
- Publication number 20090272000
- Publication date Nov 5, 2009
- Derek Hardy
- G01 - MEASURING TESTING