CPC Subgroup
B01L 7/04 Heat insulating devices, e.g. jackets for flasks
Full Title
Heating or cooling apparatus (autoclaves B01J3/04); Heat insulating devices > Heat insulating devices, e.g. jackets for flasks
B01L 7/04 Heating or cooling apparatus (autoclaves B01J3/04); Heat insulating devices > Heat insulating devices, e.g. jackets for flasks