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发明名称
METHODS OF AND APPARATUS FOR WORKING SHEET MATERIAL
摘要
申请公布号
GB1436544(A)
申请公布日期
1976.05.19
申请号
GB19720024556
申请日期
1972.05.25
申请人
SMITHS INDUSTRIES LTD
发明人
分类号
B21D28/16;B21D28/18;B26F1/44;(IPC1-7):B21D28/18;B21D22/10;B26F1/40;B23P15/24
主分类号
B21D28/16
代理机构
代理人
主权项
地址
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