Ivan P. Nikolov

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Sofia, BG

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Patents Grantslast 30 patents

Information Patent Grant
Device for recombing hydrogen and oxygen released in lead-acid stor...
- Patent number 4,925,746
- Issue date May 15, 1990
- Zentralna la Boratoria Po Elektrochimicheski Iztochnici Na Tok
- Dechko Pavlov
- H01 - BASIC ELECTRIC ELEMENTS