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经营范围
发明名称
METHOD OF TOUGHENING FINISH ON BEAD WELDING
摘要
申请公布号
JPS5294834(A)
申请公布日期
1977.08.09
申请号
JP19760010854
申请日期
1976.02.05
申请人
ISHII TEKKOSHO KK
发明人
KAWANA YOSHITOMO;TAMADA MASANORI
分类号
B23K9/23;B23K31/00
主分类号
B23K9/23
代理机构
代理人
主权项
地址
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