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Junzo Shimoiizaka

NC Nittetsu Mining Co.: 1 patents #1 of 2Top 50%
Overall (1982): #50,473 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4347124 Method and device of separating materials of different density by ferromagnetic liquid Toyohisa Fujita 1982-08-31