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发明名称
Handrail structure
摘要
申请公布号
US3239196(A)
申请公布日期
1966.03.08
申请号
US19630330384
申请日期
1963.12.13
申请人
BLUMCRAFT OF PITTSBURGH
发明人
BLUM LOUIS;JR. WILLIAM J. HORGAN,
分类号
E04F11/18
主分类号
E04F11/18
代理机构
代理人
主权项
地址
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