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公开(公告)号：US2212413A
公开(公告)日：1940-08-20
申请号：US26147339
申请日：1939-03-13
Applicant: WAITE CARPET COMPANY
Inventor： AUGUST BECK
IPC: D03D15/00
CPC classification number: D03D15/0072 , D03D15/00 , D03D15/0077 , D10B2201/00 , D10B2201/01 , D10B2401/14 , D10B2503/04
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