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公开(公告)号：US3373877A
公开(公告)日：1968-03-19
申请号：US39844664
申请日：1964-09-22
Applicant: AJEM LAB INC
Inventor： STEWART JAMES M , SARK PASHAIAN , ROMACK PAUL N , ARNOLD ORLAN M
IPC: B01D33/00
CPC classification number: B01D33/048
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