The Hungarian steam tug Tőhőtőm according to a CIA report dated 3 December 1953

An item reported that the Hungarian-Soviet Shipping Company (Magyar-Szovjet Hajozasi Reszvenytarsasag=Meszhart) possessed the steam tug Tőhőtőm with a horsepower of 800hp (continue rating) and a crew numbering 21 men.

Source
The report was published on www.archive.org, document number CIA-RDP80-00810A003000260005-5