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发明名称
Production of alpha keten
摘要
申请公布号
US1773970(A)
申请公布日期
1930.08.26
申请号
US19260112164
申请日期
1926.05.27
申请人
HENRY DREYFUS
发明人
DREYFUS HENRY
分类号
C07C45/87
主分类号
C07C45/87
代理机构
代理人
主权项
地址
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