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经营范围
发明名称
Improvements in or relating to safety valve devices for gas-heated or gas burning appliances
摘要
申请公布号
GB853319(A)
申请公布日期
1960.11.02
申请号
GB19570021484
申请日期
1957.07.08
申请人
JUNKERS & CO. G.M.B.H.
发明人
分类号
F16K31/68;F23N5/10
主分类号
F16K31/68
代理机构
代理人
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