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发明名称
PERFECTIONNEMENTS RELATIFS AUX BARRIERES OU PORTES
摘要
申请公布号
BE856942(A1)
申请公布日期
1977.11.14
申请号
BE19770179464
申请日期
1977.07.19
申请人
LAWRENCE DAVID LTD
发明人
分类号
B60J5/04;E05D15/50;(IPC1-7):E06B/
主分类号
B60J5/04
代理机构
代理人
主权项
地址
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