Helmut Lembens

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Wiesbaden, DE

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Patents Grantslast 30 patents

Information Patent Grant
Device for fusing and fixing a toner image on a carrier
- Patent number 4,187,405
- Issue date Feb 5, 1980
- Hoechst Aktiengesellschaft
- Herbert A. Puschner
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for developing a two-component diazotype material on a non-...
- Patent number 4,184,060
- Issue date Jan 15, 1980
- Hoechst Aktiengesellschaft
- Helmut Lembens
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY