Ronald Lee Matson

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Duluth, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Trenching shovel
- Patent number 9,689,137
- Issue date Jun 27, 2017
- Ronald Lee Matson
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
TRENCHING SHOVEL
- Publication number 20160353650
- Publication date Dec 8, 2016
- Ronald Lee Matson
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING