Erich Herrmann

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Polenz, DD

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Patents Grantslast 30 patents

Information Patent Grant
Stone detector for field chopper
- Patent number 4,776,154
- Issue date Oct 11, 1988
- Veb Kombinat Fortschritt Landmaschinen
- Burkhard Weiss
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Metal detector for intake of field chopper
- Patent number 4,758,788
- Issue date Jul 19, 1988
- VEB Kombinat Fortschritt Landmaschinen
- Burkhard Weiss
- G01 - MEASURING TESTING
Information Patent Grant
Method of detecting stones in the intake of a field chopper
- Patent number 4,720,963
- Issue date Jan 26, 1988
- Veb Kombinat Fortschritt-Landmaschinen
- Burkhard Weiss
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING