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经营范围
发明名称
Gashebelventil
摘要
申请公布号
DE1433191(A1)
申请公布日期
1968.10.03
申请号
DE19641433191
申请日期
1964.11.05
申请人
OTIS ENGINEERING CORP.
发明人
R. CANALIZO,CARLOS
分类号
E21B43/12
主分类号
E21B43/12
代理机构
代理人
主权项
地址
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Panels incorporating photo-cells and method of manufacturing same
