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发明名称
Purgeur automatique à purges discontinues
摘要
申请公布号
FR997549(A)
申请公布日期
1952.01.07
申请号
FRD997549
申请日期
1949.09.22
申请人
发明人
HENRION CHARLES-EMILE
分类号
F16T1/24
主分类号
F16T1/24
代理机构
代理人
主权项
地址
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