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Mina S. Slavtcheva-Staikova
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Sofia, BG
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last 30 patents
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Patent Grant
Apparatus for the manufacture of a thermostable amorphous ferromagn...
Patent number
4,893,793
Issue date
Jan 16, 1990
VMEI "lenin"
Dimiter T. Butchkov
B22 - CASTING POWDER METALLURGY
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Patent Grant
Method for the manufacture of a thermostable amorphous ferromagneti...
Patent number
4,822,409
Issue date
Apr 18, 1989
VMEI Lenin, Quartal Darvenitza
Dimiter T. Butchkov
B22 - CASTING POWDER METALLURGY