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发明名称
ROSIN SIZE HANDLING METHOD
摘要
申请公布号
CA426881(A)
申请公布日期
1945.04.17
申请号
CAD426881
申请日期
申请人
HERCULES POWDER COMPANY
发明人
ERNEST STATON WILSON
分类号
主分类号
代理机构
代理人
主权项
地址
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