Olga Petrovna Bogachkova

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Moscow, RU

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Patents Grantslast 30 patents

Information Patent Grant
Method for protecting products made of a refractory material agains...
- Patent number 5,677,060
- Issue date Oct 14, 1997
- Societe Europeenne de Propulsion
- Valentina Sergeevna Terentieva
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...