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发明名称
Foraminated material
摘要
申请公布号
GB901724(A)
申请公布日期
1962.07.25
申请号
GB19600019616
申请日期
1960.06.02
申请人
KAJ BALLING-ENGELSEN
发明人
BALLING-ENGELSEN KAJ;PETERSEN HENRY
分类号
B26D3/28
主分类号
B26D3/28
代理机构
代理人
主权项
地址
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