Martien de Graaf

Follow

Person

Vijfhuizen, FR

People

Patents Grantslast 30 patents

Information Patent Grant
Apparatus for bulb plant cultivation
- Patent number 5,287,651
- Issue date Feb 22, 1994
- Isover-Saint Gobain
- Martien de Graaf
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING