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经营范围
发明名称
Improvements in or relating to the heat treatment of thin metal goods
摘要
申请公布号
GB679913(A)
申请公布日期
1952.09.24
申请号
GB19490000246
申请日期
1949.01.05
申请人
BIRLEC LIMITED;FRIEDRICH WILHELM KARL SCHULTE
发明人
分类号
C21D1/767
主分类号
C21D1/767
代理机构
代理人
主权项
地址
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