Subclass | Subgroup | Patent |
F02B | 19/1085 | 12168952 |
39/005 | 12168953 | |
53/12 | 12168954 | |
F02C | 5/12 | 12168955 |
7/047 | 12168956 | |
7/224 | 12168957 | |
7/264 | 12168958 | |
7/36 | 12168959 | |
9/00 | 12168960 | |
F02D | 9/1035 | 12168963 |
19/0605 | 12168961 | |
19/0607 | 12168962 | |
F02K | 1/72 | 12168964 |
F02M | 25/08 | 12168965 |
63/0225 | 12168966 |