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发明名称
Double superphosphates
摘要
申请公布号
US1837330(A)
申请公布日期
1931.12.22
申请号
US19270176296
申请日期
1927.03.17
申请人
THE OBERPHOS COMPANY
发明人
OBER BEVERLY;WIGHT EDWARD H.;WAGGAMAN WILLIAM H.
分类号
C05B1/04
主分类号
C05B1/04
代理机构
代理人
主权项
地址
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