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发明名称
MANUFACTURE OF CURVED PIPE OF COMPOSITE STEEL PIPE
摘要
申请公布号
JPS57150516(A)
申请公布日期
1982.09.17
申请号
JP19810035257
申请日期
1981.03.13
申请人
ASAHI KASEI KOGYO KK
发明人
NAKASHIMA TAKUMI
分类号
B28B21/42
主分类号
B28B21/42
代理机构
代理人
主权项
地址
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