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发明名称
Perfectionnements apportés aux machines pour enrouler des tôles ou analogues
摘要
申请公布号
FR1023880(A)
申请公布日期
1953.03.25
申请号
FRD1023880
申请日期
1950.07.28
申请人
JOSHUA BIGWOOD & SON, LIMITED
发明人
分类号
B21C47/30
主分类号
B21C47/30
代理机构
代理人
主权项
地址
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