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发明名称
ARCUATE COPING AND MANUFACTURE THEREOF
摘要
申请公布号
JPH06158805(A)
申请公布日期
1994.06.07
申请号
JP19910047797
申请日期
1991.02.20
申请人
RIKEN LIGHT METAL IND CO LTD
发明人
YAMANASHI KATSUYUKI
分类号
E04D13/15;(IPC1-7):E04D13/15
主分类号
E04D13/15
代理机构
代理人
主权项
地址
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