1900-1945
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Takichi ISHII founded an iron works shop in the Tsukishima District, Tokyo. ※Photo(1)
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ISHII IRON WORKS CO., LTD. was established.
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Head office and factory were burned down during the Great Kanto earthquake. After a prompt recovery, operations were restarted in the same year. ※Photo(2)
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Construction of 10 large oil tanks (12,000 ton) for the North Sakhalin Oil Trust in Union of Soviet Socialist Republics (Russia).
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Manufactured the first alumina electrolyzer in Japan. ※Photo(3)
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The headquarters relocated to Mainichi-kaikan, Yurakucho, which is also central Tokyo.
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Established the Kamata factory (now the Haneda Branch) and acquired a subsidiary, Nihon Kagaku Kikai Co., Ltd., which had its capital cut down to 2 million yen.
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The headquarters relocated to Mainichi-kaikan, Yurakucho, which is also centeral Tokyo.
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The end of the war.