ข้อมูลRotary-piston machines or pumps (with non-parallel axes of co-operating members F04C0003000000; with the working-chamber walls at least partly resiliently deformable F04C0005000000; with fluid ring or the like F04C0007000000; rotary-piston pumps specially adapted for elastic fluids F04C0018000000, F04C0019000000; rotary-piston machines or pumps in which the working-fluid is exclusively displaced by, or exclusively displaces, one or more reciprocating pistons F04B)

เวอร์ชั่นข้อมูล

เวอร์ชั่น รหัส / code คำอธิบาย / code name เครื่องมือ
1 F04C0002000000 Rotary-piston machines or pumps (with non-parallel axes of co-operating members F04C0003000000; with the working-chamber walls at least partly resiliently deformable F04C0005000000; with fluid ring or the like F04C0007000000; rotary-piston pumps specially adapted for elastic fluids F04C0018000000, F04C0019000000; rotary-piston machines or pumps in which the working-fluid is exclusively displaced by, or exclusively displaces, one or more reciprocating pistons F04B) 29/09/2562