Subclass
Subgroup
Patent
F24C
3/124
12169071
15/006
12169070
F24D
19/1009
12169072
F24F
1/0011
12169073
5/0092
12169077
11/36
12169074
11/84
12169075
12169076
F24H
1/102
12169078
9/2028
12169079
F24S
23/31
12169080