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经营范围
发明名称
Improvements in or relating to locking devices
摘要
申请公布号
GB652964(A)
申请公布日期
1951.05.02
申请号
GB19480025743
申请日期
1948.10.04
申请人
CONCRETE UTILITIES LIMITED;CHARLES ALBERT MARQUES
发明人
分类号
E05B19/08;E05B35/00
主分类号
E05B19/08
代理机构
代理人
主权项
地址
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