The inscription "CAMOBAPH. ФAБP./EA sanovar" refers to a Russian samovar with a factory marking.
Breaking down the inscription:
САМОВАР (SAMOVAR): This is the Russian word for a samovar, a traditional metal container used to heat water for tea.
ФАБР. (FABR.): An abbreviation for фабрика (fabrika), which means "factory" in Russian.
Е.А. (E.A.): These are the initials of the factory's owner. Search results on samovar markings show that there was a factory belonging to an "Egor Ivanovich Batashev," and that samovars with his markings could either be authentic or counterfeit. The Batashev family ran one of the most prominent samovar manufacturing factories in Tula, Russia.