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经营范围
发明名称
POWER OPERATED PLASTERING TROWELS
摘要
申请公布号
CA550165(A)
申请公布日期
1957.12.17
申请号
CAD550165
申请日期
申请人
JOHN D. DRUMMOND
发明人
JOHN D. DRUMMOND
分类号
主分类号
代理机构
代理人
主权项
地址
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