C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
25/119, 261/57
C04B 28/04 (2006.01)
Patent
CA 929174
Eto Kiyomitsu
Nishi Seiya
Oshio Akira
Nippon Concrete Industries Company Limited
Onoda Cement Co. Ltd.
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