Bernardo Raul Rosenfeld

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Bue.As., AR

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Patents Grantslast 30 patents

Information Patent Grant
Self-contained ecological watering system
- Patent number 6,312,191
- Issue date Nov 6, 2001
- Bernardo Raul Rosenfeld
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING