Wolfgang Lassig

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Munich, DT

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Patents Grantslast 30 patents

Information Patent Grant
Photographic material containing oxazolinone-2 couplers
- Patent number 4,059,447
- Issue date Nov 22, 1977
- Agfa-Gevaert Aktiengesellschaft
- Ernst Meier
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light-sensitive photographic material
- Patent number 4,052,213
- Issue date Oct 4, 1977
- AGFA-Gevaert, A.G.
- Hans Heinrich Credner
- C07 - ORGANIC CHEMISTRY