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发明名称
Safety attachment for gas burners
摘要
申请公布号
US1865901(A)
申请公布日期
1932.07.05
申请号
US19280316048
申请日期
1928.10.30
申请人
GRENTZ ADOLPH T
发明人
GRENTZ ADOLPH T.
分类号
A47J27/62
主分类号
A47J27/62
代理机构
代理人
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