Gunther Pietsch

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Isernhagen, DE

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Patents Grantslast 30 patents

Information Patent Grant
Process for encapsulating dissolved reactants of color reaction sys...
- Patent number 4,748,146
- Issue date May 31, 1988
- Papierfabrik August Koehler AG
- Gunther Pietsch
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Process for encapsulating dissolved reactants of color reaction sys...
- Patent number 4,684,574
- Issue date Aug 4, 1987
- Papierfabrik August Koehler AG
- Gunther Pietsch
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS