Lennart Rantzen

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ALINGSAS, SE

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for joining roof covering materials
- Patent number 7,305,177
- Issue date Dec 4, 2007
- Lennart Rantzen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Separation layer for laying grass-surfaces on sand-and/or gravel base
- Patent number 5,460,867
- Issue date Oct 24, 1995
- Profu AB
- Lars Magnuson
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for joining roof covering materials
- Publication number 20060193609
- Publication date Aug 31, 2006
- Lennart Rantzen
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL