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发明名称
DISPOSICAO CONSTRUTIVA EM TUBO
摘要
申请公布号
BR6702701(U)
申请公布日期
1989.07.18
申请号
BR1987MU02701U
申请日期
1987.12.04
申请人
PROFIPLAST - PERFIS PLASTICOS S/A.
发明人
CARLOS JOAO HUGO HEDLER
分类号
F16L9/12;(IPC1-7):F16L9/12
主分类号
F16L9/12
代理机构
代理人
主权项
地址
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