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公开(公告)号：US2055464A
公开(公告)日：1936-09-29
申请号：US71984034
申请日：1934-04-10
Applicant: ANDREW MCLEAN COMPANY
Inventor： BOWES THEODORE J
IPC: D06N7/00
CPC classification number: D06N7/0071 , D06N7/0068 , D06N2201/045 , D06N2211/066
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