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经营范围
发明名称
Expansible band-building drum
摘要
申请公布号
US2416523(A)
申请公布日期
1947.02.25
申请号
US19440552308
申请日期
1944.09.01
申请人
THE B. F. GOODRICH COMPANY
发明人
HAREN URBAN C.;HASSELQUIST VICTOR H.
分类号
B29D30/24
主分类号
B29D30/24
代理机构
代理人
主权项
地址
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