CPC Subgroup
B04B 9/146 Full Title
Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls > Balancing rotary bowls (balancing per se G01M);
B04B 9/146 Drives specially designed for centrifuges; Arrangement or disposition of transmission gearing; Suspending or balancing rotary bowls > Balancing rotary bowls (balancing per se G01M);