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经营范围
发明名称
Means for reclaiming solvent used in dry cleaning
摘要
申请公布号
US1994372(A)
申请公布日期
1935.03.12
申请号
US19310579952
申请日期
1931.12.09
申请人
SMITH SAMUEL C
发明人
SMITH SAMUEL C.
分类号
D06F43/08
主分类号
D06F43/08
代理机构
代理人
主权项
地址
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