Měch (gender unknown)
mechanical device used to supply the bag with air
NB¹: ➺ Czechia (Moravia); NB²: ➺ homonyms, &c.
Мука, Эрнестъ [Muka, Ernest; also known as Arnošt Muka; German name: Karl Ernst Mucke]: Словарь нижне-лужицкаго языка = Słownik dołnoserbskeje rěcy [Dictionary of the Lower Silesian language]. Petrograd [St. Petersburg], 1921, p.874.