Gerrit Groenenboom

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Biddinghuizen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for preparing compost from manure by fermentation
- Patent number 5,116,761
- Issue date May 26, 1992
- Groenenboom Beheer B.V.
- Gerrit Groenenboom
- C05 - FERTILISERS MANUFACTURE THEREOF