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经营范围
发明名称
Purification of ether
摘要
申请公布号
US2056972(A)
申请公布日期
1936.10.13
申请号
US19320635601
申请日期
1932.09.30
申请人
E. R. SQUIBB & SONS
发明人
LOTT WILLIAM A.
分类号
C07C41/44
主分类号
C07C41/44
代理机构
代理人
主权项
地址
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