Socket with a fuse

A socket with a fuse, the inscription reads "Cher Bav RMPK Kharkiv". A search on the Internet for the request "Kharkiv RMPK" gives out pre-war spoons and cup holders, the quote reads:

"Tea spoon" Stalinist RMPC ". Stainless steel

The plant was completely destroyed during the hardest battles for Kharkov in 1943, after the war it was territorially restored and renamed to "Mechanical Toy Plant".

Fuse sockets were widespread in the 30-50s, when there were not enough electricity meters for everyone and people paid a fixed tariff. The fuse in the outlet served as a current-limiting element so as not to consume more than the norm. Earlier ceramic fused sockets were sealed.