Subclass | Subgroup | Patent |
C22B | 3/08 | 12168812 |
7/00 | 12168814 | |
7/005 | 12168815 | |
26/12 | 12168811 | |
60/0221 | 12168813 | |
C22C | 1/1068 | 12168816 |
14/00 | 12168817 | |
33/0264 | 12168818 | |
33/04 | 12168819 | |
35/005 | 12168820 | |
38/02 | 12168821 | |
C22F | 1/08 | 12168822 |