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发明名称
Power-driven sewer cleaner
摘要
申请公布号
US2625699(A)
申请公布日期
1953.01.20
申请号
US19490133358
申请日期
1949.12.16
申请人
ELSIE M. JURASEVICH
发明人
JURASEVICH MITCHELL L.
分类号
E03F9/00
主分类号
E03F9/00
代理机构
代理人
主权项
地址
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