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Filter Devices for Depositing Material and Density Gradients of Material from Sample Suspension
其他書名
US 7211225 (B2), 2007-05-01 : Appl. No. 10/228,353, Filed Aug. 26, 2002
出版United States Patent and Trademark Office, 2007
URLhttp://books.google.com.hk/books?id=-e3KvQEACAAJ&hl=&source=gbs_api