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发明名称
GAS PRODUCER DRAUGHT DEVICE
摘要
申请公布号
CA431469(A)
申请公布日期
1945.11.27
申请号
CAD431469
申请日期
申请人
AKTIEBOLAGET ELEKTROLUX
发明人
CARL OSKAR ERNOLF;KARL JOHN WAHLBORG
分类号
主分类号
代理机构
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