Wikberg, H. (Inventor),
Ohra-Aho, T. (Inventor), Leppävuori, J. (Inventor), Liitiä, T. (Inventor) &
Kanerva, H. (Inventor),
15 Jan 2021, IPC No. D21C 11/ 00 A I, Patent No. FI128836B, Priority date
21 Dec 2016, Priority No. FI20160006008
Research output: Patent › Patent