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经营范围
发明名称
Ash collector
摘要
申请公布号
US2415935(A)
申请公布日期
1947.02.18
申请号
US19450570964
申请日期
1945.01.01
申请人
FLY ASH ARRESTOR CORPORATION
发明人
BULLOCK ELLIS W.
分类号
B04C3/04
主分类号
B04C3/04
代理机构
代理人
主权项
地址
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