David C. Battersby

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Vancouver, CA

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Patents Applicationslast 30 patents

Information Patent Application
PAVING SYSTEM WITH VARIABLE SPACING BETWEEN THE PAVERS
- Publication number 20150117949
- Publication date Apr 30, 2015
- PROSAIC DESIGN PRODUCTS LTD.
- David C. Battersby
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES