Henricus G. R. Rensen

Follow

Person

Bemmel, NL

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for manufacturing bricks with smooth side surfaces
- Patent number 5,173,311
- Issue date Dec 22, 1992
- Machinefabriek De Boer B.V.
- Henricus G. R. Rensen
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Method of manufacturing green bricks with smooth side surfaces
- Patent number 4,917,838
- Issue date Apr 17, 1990
- Machinefabriek De Boer B.V.
- Henricus G. R. Rensen
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Device for manufacturing bricks
- Patent number 4,832,587
- Issue date May 23, 1989
- Machinefabrick De Boer B.V.
- Henricus G. R. Rensen
- B28 - WORKING CEMENT, CLAY, OR STONE