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Pat. 10734895 United States, Int. Cl.22 B41J 2/32, B41J 2/35, B41J 3/36, B41J 3/407, B41J 29/393, G01R 19/165, H02M 3/00, H02M 3/156, H02M 1/00. Power loss suppressed power source circuit and thermal printing device using the same : Appl. N 16/360087 : Filed 21.03.2019 : Pub. 04.08.2020 : / Yuki Hiramatsu, Masakazu Nakano, Ryohei Murabayashi ; Assignee Brother Industries Ltd ; NN p. : patents.google.com : URL: https://patents.google.com/patent/US10734895/en?oq=US10734895.html (дата обращения: ДД.ММ.ГГГГ).