Yazar
Frederic Valerius Hetzel
3 cilt bulundu.
Cilt sonuçları
Belt conveyors and belt elevators
Frederic Valerius Hetzel · Franklin Classics
348 sayfa · 1926
Hoisting machinery / Conveying machinery / Belts and belting
Belt conveyors and belt elevators
Frederic Valerius Hetzel · J. Wiley and Sons
333 sayfa · 1922
Belts and belting / Conveying machinery / Hoisting machinery / Maquinas De Levantamento E Transporte