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Phosphorothiolates
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Patent number 4,028,438
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Issue date Jun 7, 1977
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Sumitomo Chemical Company, Limited
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Hiroshi Tsuchiya
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C07 - ORGANIC CHEMISTRY
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Amido phosphorothiolates
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Patent number 4,015,974
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Issue date Apr 5, 1977
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Sumitomo Chemical Company, Limited
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Takeo Satomi
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C07 - ORGANIC CHEMISTRY
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Organo phosphorus herbicides
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Patent number 3,982,921
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Issue date Sep 28, 1976
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Sumitomo Chemical Company, Limited
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Takeo Satomi
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C07 - ORGANIC CHEMISTRY
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Phosphoryl phenylenediamines
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Patent number 3,956,429
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Issue date May 11, 1976
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Sumitomo Chemical Company, Limited
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Mitsuru Sasaki
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C07 - ORGANIC CHEMISTRY
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Thio(dithio)phosphorates
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Patent number 3,953,546
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Issue date Apr 27, 1976
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Sumitomo Chemical Company, Limited
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Masachika Hirano
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C07 - ORGANIC CHEMISTRY
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Phosphorus nematocides
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Patent number 3,952,100
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Issue date Apr 20, 1976
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Sumitomo Chemical Company, Limited
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Keimei Fujimoto
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C07 - ORGANIC CHEMISTRY
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Phosphorothionoamidates
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Patent number 3,943,203
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Issue date Mar 9, 1976
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Sumitomo Chemical Company, Limited
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Takeo Satomi
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C07 - ORGANIC CHEMISTRY
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