Le Ciment Arme Demay Freres

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Reims, FR

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Patents Grantslast 30 patents

Information Patent Grant
Process for building up towers, particularly water towers
- Patent number 4,155,210
- Issue date May 22, 1979
- Le Ciment Arme Demay Freres
- Jean de Leaumont
- E04 - BUILDING
Information Patent Grant
Construction element in particular for towers, silos or the like
- Patent number 4,077,174
- Issue date Mar 7, 1978
- Le Ciment Arme Demay Freres
- Jean DE Leaumont
- E04 - BUILDING
Information Patent Grant
Sliding shuttering raising device for the continuous production of...
- Patent number 3,948,483
- Issue date Apr 6, 1976
- Le Ciment Arme Demay Freres
- Jean Marie Charles Roger Gonzagues de Leaumont
- B66 - HOISTING LIFTING HAULING