Denis P. Hugron

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Quebec, CA

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Patents Grantslast 30 patents

Information Patent Grant
Signalling post
- Patent number 5,273,371
- Issue date Dec 28, 1993
- Denis P. Hugron
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Resilient signalling post
- Patent number 5,267,523
- Issue date Dec 7, 1993
- Denis P. Hugron
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Disconnectable base support assembly for roadway signs
- Patent number 5,215,400
- Issue date Jun 1, 1993
- Denis P. Hugron
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Ground anchor
- Patent number 5,171,108
- Issue date Dec 15, 1992
- Denis P. Hugron
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Collapsible signalling post
- Patent number 5,160,111
- Issue date Nov 3, 1992
- Denis P. Hugron
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Traffic signalling post
- Patent number 5,090,348
- Issue date Feb 25, 1992
- Denis P. Hugron
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Anchoring post assembly
- Patent number 5,010,698
- Issue date Apr 30, 1991
- Denis P. Hugron
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING