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发明名称
Structural pole assemblies
摘要
申请公布号
US3350120(A)
申请公布日期
1967.10.31
申请号
US19650450387
申请日期
1965.04.23
申请人
ALUMINUM EXTRUSIONS, INC.
发明人
HINRICHS CARL B.
分类号
E04G25/04
主分类号
E04G25/04
代理机构
代理人
主权项
地址
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