Winfried Meier

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Frankfurt am Main, DE

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Patents Grantslast 30 patents

Information Patent Grant
Negative-working radiation-sensitive mixture containing diazomethan...
- Patent number 5,424,166
- Issue date Jun 13, 1995
- Hoechst Aktiengesellschaft
- Georg Pawlowski
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Negative-working radiation-sensitive mixture and radiation-sensitiv...
- Patent number 5,401,608
- Issue date Mar 28, 1995
- Hoechst Aktiengesellschaft
- Georg Pawlowski
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES