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Lead-containing oxide powder
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Denki Kagaku Kogyo Kabushiki Kaisha
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Touichi Takagi
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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3374185
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Patent number 3,374,185
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Issue date Mar 19, 1968
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C01 - INORGANIC CHEMISTRY
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2605165
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Patent number 2,605,165
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Issue date Jul 29, 1952
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C01 - INORGANIC CHEMISTRY
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2178742
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Patent number 2,178,742
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Issue date Nov 7, 1939
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C01 - INORGANIC CHEMISTRY
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2115063
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Patent number 2,115,063
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Issue date Apr 26, 1938
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C01 - INORGANIC CHEMISTRY
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2110745
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Patent number 2,110,745
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Issue date Mar 8, 1938
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C01 - INORGANIC CHEMISTRY
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2047040
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Patent number 2,047,040
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Issue date Jul 7, 1936
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C01 - INORGANIC CHEMISTRY
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1667550
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Patent number 1,667,550
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Issue date Apr 24, 1928
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C01 - INORGANIC CHEMISTRY
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1525301
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Patent number 1,525,301
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Issue date Feb 3, 1925
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C01 - INORGANIC CHEMISTRY