Wilhelm Baumer

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Darmstadt, DT

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Patents Grantslast 30 patents

Information Patent Grant
Method for stripping photolacquers
- Patent number 4,070,203
- Issue date Jan 24, 1978
- Merck Patent Gesellschaft mit beschrankter Haftung
- Karl Heinz Neisius
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Non-bleeding indicators and dyes therefor used in pH determination...
- Patent number 4,029,597
- Issue date Jun 14, 1977
- E. Merck A. G.
- Karlheinz Neisius
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Non-bleeding indicator and dyes therefor
- Patent number 4,029,598
- Issue date Jun 14, 1977
- E. Merck A. G.
- Karlheinz Neisius
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...