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发明名称
NOUVEAU SYSTEME DE CONSTRUCTION DE CHAMBRES DE VISITE AUX POSTES TELEPHONIQUES OU ELECTRIQUES
摘要
申请公布号
PT77508(B)
申请公布日期
1986.02.14
申请号
PT19830077508
申请日期
1983.10.17
申请人
MANUEL CAETANO JAQUES
发明人
分类号
E02D;E02D29/12;E04H;E04H5/06;(IPC1-7):E02D29/12
主分类号
E02D
代理机构
代理人
主权项
地址
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