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发明名称
ROTARY DISC TYPE SCRAPING BRUSH HEAD WITH REMOVABLE RADIAL BLADES
摘要
申请公布号
CA462958(A)
申请公布日期
1950.02.07
申请号
CAD462958
申请日期
申请人
FRANKLIN D. JOHNSON
发明人
FRANKLIN D. JOHNSON
分类号
主分类号
代理机构
代理人
主权项
地址
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