SURFACE PORTABLE ELECTROLYTIC GROUNDING ELECTRODE
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Year of Publication 30.07.1990
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Year of Publication 30.07.1990
Patent
EARTHING DEVICE
DEMIN VLADIMIR I,SU, VARFOLOMEEV ALEKSANDR V,SU, LYAPUNOV ROSTISLAV A,SU
Year of Publication 07.10.1987
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Year of Publication 07.10.1987
Patent