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发明名称
Dispositif indicateur du niveau du verre fondu dans une chambre de fusion
摘要
申请公布号
FR981848(A)
申请公布日期
1951.05.30
申请号
FRD981848
申请日期
1949.02.28
申请人
FRAZIER SIMPLEX INC.
发明人
分类号
G01F23/24
主分类号
G01F23/24
代理机构
代理人
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