Alexandr R. Kachin

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Moskovskaya oblast, Chernogolovka, SU

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Patents Grantslast 30 patents

Information Patent Grant
Method for production of two-layer pipe casting
- Patent number 4,217,948
- Issue date Aug 19, 1980
- Alexandr G. Merzhanov
- B22 - CASTING POWDER METALLURGY