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发明名称
SETSUGOKYODONOTAKAICHITANKURATSUDOKONOSEIZOHOHO
摘要
申请公布号
JP2642235(B2)
申请公布日期
1997.08.20
申请号
JP19900233821
申请日期
1990.09.04
申请人
SHINNIPPON SEITETSU KK
发明人
ARAI SHINICHI
分类号
B23K20/04;C21D8/02;(IPC1-7):B23K20/04
主分类号
B23K20/04
代理机构
代理人
主权项
地址
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