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发明名称
Filtration apparatus
摘要
申请公布号
US2449238(A)
申请公布日期
1948.09.14
申请号
US19470787371
申请日期
1947.11.21
申请人
LIGHTFOOT JR CHARLES LEANDRO
发明人
JR. CHARLES LEANDRO LIGHTFOOT,
分类号
A47J31/06
主分类号
A47J31/06
代理机构
代理人
主权项
地址
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