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发明名称
Dispositif d'injection de matières solides dans des conduites à fluide
摘要
申请公布号
FR1125631(A)
申请公布日期
1956.11.05
申请号
FRD1125631
申请日期
1955.05.31
申请人
COAL INDUSTRY (PATENTS) LIMITED
发明人
分类号
B65G53/30
主分类号
B65G53/30
代理机构
代理人
主权项
地址
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