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发明名称
METHOD OF MANUFACTURING METAL BATS
摘要
申请公布号
JPS52138047(A)
申请公布日期
1977.11.17
申请号
JP19760054684
申请日期
1976.05.13
申请人
SUMITOMO LIGHT METAL IND
发明人
NARUSAWA OSAMU
分类号
B21C1/00;A63B59/06;B21C37/16;B21C37/18;B21D51/10
主分类号
B21C1/00
代理机构
代理人
主权项
地址
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