épurateur pour dépoussiérer l'air
申请公布号:FR932584(A)
申请号:FRD932584
申请日期:1946.08.22
申请公布日期:1948.03.25
分类号:B01D45/14
主分类号:B01D45/14
Empty-sensing and pump apparatus for liquid vending machines
Troughing idler assembly for flexible strand conveyor
Adjustable presser device for sewing machines
Magnetic valve for well plunger
Means for treating bituminous pavement
Yarn clamping and severing mechanism for knitting machines
Power plant with drive motor and hydrodynamic transmission and controls for operating same