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发明名称
Means for converting material
摘要
申请公布号
US2471882(A)
申请公布日期
1949.05.31
申请号
US19460667872
申请日期
1946.05.07
申请人
MARTIN WARREN S
发明人
MARTIN WARREN S.
分类号
C04B2/10;F27B19/00
主分类号
C04B2/10
代理机构
代理人
主权项
地址
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