CPC Subgroup Additional Only
H01J 2223/0275 Multistage collectors
Full Title
Details of transit-time tubes of the types covered by group H01J2225/00 > Electrodes; Magnetic control means; Screens > Collectors > Multistage collectors
H01J 2223/0275 Details of transit-time tubes of the types covered by group H01J2225/00 > Electrodes; Magnetic control means; Screens > Collectors > Multistage collectors