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发明名称
Soupape pour eau et vapeur à passage direct, réglable avec fermeture à diaphragme
摘要
申请公布号
FR834291(A)
申请公布日期
1938.11.16
申请号
FRD834291
申请日期
1938.02.26
申请人
发明人
ARLOTTI JULIO
分类号
F16K3/22
主分类号
F16K3/22
代理机构
代理人
主权项
地址
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