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发明名称
Method of building conduits
摘要
申请公布号
US1809802(A)
申请公布日期
1931.06.09
申请号
US19290355324
申请日期
1929.04.15
申请人
ELIZABETH W. BRUCE;THE GOODYEAR TIRE & RUBBER COMPANY
发明人
GLADWIN LOUIS H.
分类号
B29C63/06;B29D23/00
主分类号
B29C63/06
代理机构
代理人
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地址
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