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发明名称
Spindle and roll core assembly for air filter apparatus
摘要
申请公布号
US3280539(A)
申请公布日期
1966.10.25
申请号
US19650455375
申请日期
1965.05.13
申请人
AMERICAN AIR FILTER COMPANY, INC.
发明人
PARROTT ORVILLE C.
分类号
B01D46/18
主分类号
B01D46/18
代理机构
代理人
主权项
地址
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