DIFF Subgroup
C30B 15/32 Seed holders, e.g. chucks
Introduced: January 1980
Full Title
Full titles differ between systems:
IPC:
Single-crystal growth by pulling from a melt, e.g. Czochralski method > Seed holders, e.g. chucks
CPC:
Single-crystal growth by pulling from a melt, e.g. Czochralski method (under a protective fluid C30B27/00) > Seed holders, e.g. chucks
No child classifications to compare. This is a leaf node in both IPC and CPC.