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发明名称
APERFEICOAMENTOS EM DOBRADICAS
摘要
申请公布号
BR7203699(D0)
申请公布日期
1973.01.16
申请号
BR19720003699
申请日期
1972.06.08
申请人
LOUREIRO O
发明人
LOUREIRO O
分类号
E05D3/06;(IPC1-7):E05D3/06
主分类号
E05D3/06
代理机构
代理人
主权项
地址
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