CPC Subgroup
B29C 64/336 of two or more materials
Full Title
Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering > Auxiliary operations or equipment > Handling of material to be used in additive manufacturing > Feeding > of two or more materials