Nina Sergeevna Triodina

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Moscow, SU

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing photochromic sodalite crystals
- Patent number 3,964,984
- Issue date Jun 22, 1976
- Shavkat Vakhidov
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...