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发明名称
Scraper
摘要
申请公布号
US2484476(A)
申请公布日期
1949.10.11
申请号
US19440569888
申请日期
1944.12.26
申请人
TEIGLAND GEORGE J
发明人
TEIGLAND GEORGE J.
分类号
B44D3/16
主分类号
B44D3/16
代理机构
代理人
主权项
地址
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