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发明名称
Verfahren zur Herstellung von löslichen Äthoxylinharz-Reaktionsprodukten oder deren Härtungsprodukten
摘要
申请公布号
AT190681(B)
申请公布日期
1957.07.10
申请号
ATD190681
申请日期
1955.02.17
申请人
N. V. DE BATAAFSCHE PETROLEUM MAATSCHAPPIJ
发明人
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主分类号
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