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发明名称
CONTROLLING METHOD FOR MECHANICAL EXPANDER
摘要
申请公布号
JPS5781930(A)
申请公布日期
1982.05.22
申请号
JP19800157207
申请日期
1980.11.07
申请人
SUMITOMO KINZOKU KOGYO KK
发明人
KAWAI KAZUO
分类号
B21D39/20;B21D3/00;B21D3/14;B21D39/08
主分类号
B21D39/20
代理机构
代理人
主权项
地址
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