Background
Mitsumaru Tsujimoto was born on December 4, 1876 in Tokyo, Japan.
滿丸 辻本
Mitsumaru Tsujimoto was born on December 4, 1876 in Tokyo, Japan.
Mitsumaru Tsujimoto graduated from Tokyo University at 1901.
Then Mitsumaru Tsujimoto was appointed technical expert to Tokyo Kogyo Shikenjo (Industrial Research Institute) and was there for 40 years.