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发明名称
STRUCTURE OF TRUCK OF FLYING CUTTER FOR SPIRAL STEEL PIPE
摘要
申请公布号
JPH04162962(A)
申请公布日期
1992.06.08
申请号
JP19900286773
申请日期
1990.10.24
申请人
NIPPON STEEL CORP;NITTETSU PLANT DESIGNING CORP
发明人
TAKADA KAZUHIKO
分类号
B23K7/00;B23K37/02
主分类号
B23K7/00
代理机构
代理人
主权项
地址
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