Bernardus Ludgerus Lubertus Hijlkema

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Leeuwarden, NL

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Patents Grantslast 30 patents

Information Patent Grant
Method and device for manufacturing a mould, and method and device...
- Patent number 8,097,196
- Issue date Jan 17, 2012
- Interra Bouwburo B.V.
- Bernardus Ludgerus Lubertus Hijlkema
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Method and Device for Manufacturing a Mould, and Method and Device...
- Publication number 20090032677
- Publication date Feb 5, 2009
- Bernardus Ludgerus Lubertus Hijlkema
- B28 - WORKING CEMENT, CLAY, OR STONE