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发明名称
Fabrication de filtres plissés
摘要
申请公布号
FR1187880(A)
申请公布日期
1959.09.17
申请号
FRD1187880
申请日期
1957.10.24
申请人
FRAM CORPORATION
发明人
分类号
B01D46/24;B01D46/52;B31D5/00
主分类号
B01D46/24
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