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发明名称
Pleat spacer for air filter
摘要
申请公布号
USD468007(S1)
申请公布日期
2002.12.31
申请号
US19970134001F
申请日期
1997.11.12
申请人
DONALDSON COMPANY, INC.
发明人
OSENDORF RICHARD J.;SMITH TIMOTHY JOHN
分类号
主分类号
代理机构
代理人
主权项
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