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发明名称
Verfahren zur Herstellung von neuen 3-Alkyl-3'-methyl-spiro-[benzoxazol-2,2'-(2'H-1'-benzopyranen)]
摘要
申请公布号
AT227695(B)
申请公布日期
1963.06.10
申请号
AT19600005246
申请日期
1960.07.08
申请人
THE NATIONAL CASH REGISTER COMPANY
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主分类号
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