Henry L. Chess Jr.

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for mixing, spraying and placing cementitious...
- Patent number 5,597,120
- Issue date Jan 28, 1997
- Blue Oaks Materials Limited Partnership
- Henry L. Chess
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method and apparatus for mixing, spraying and placing cementitious...
- Patent number 5,494,708
- Issue date Feb 27, 1996
- Blue Oak Materials Limited Partnership
- Henry L. Chess
- B28 - WORKING CEMENT, CLAY, OR STONE