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V M E I "Lenin" Quartal Darvenitza
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Sofia, BG
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Patents Grants
last 30 patents
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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
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Patent Grant
Multimicroprocessor system
Patent number
4,591,981
Issue date
May 27, 1986
V M E I "Lenin" Quartal Darvenitza
Nikola K. Kassabov
G06 - COMPUTING CALCULATING COUNTING