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经营范围
发明名称
Brush comprising plastic mass
摘要
申请公布号
US2326811(A)
申请公布日期
1943.08.17
申请号
US19400326832
申请日期
1940.03.30
申请人
HERCULES POWDER COMPANY
发明人
WIGGAM DAVID R.;KOCH WILLIAM
分类号
C08L1/28
主分类号
C08L1/28
代理机构
代理人
主权项
地址
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