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发明名称
Colloidal composition
摘要
申请公布号
US2170629(A)
申请公布日期
1939.08.22
申请号
US19380217305
申请日期
1938.07.02
申请人
TROJAN POWDER COMPANY
发明人
JR. JESSE B. BRONSTEIN,
分类号
C06B25/18
主分类号
C06B25/18
代理机构
代理人
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地址
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