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公开(公告)号:US2249081A
公开(公告)日:1941-07-15
申请号:US32731240
申请日:1940-04-01
Applicant: NO RUN CORP
Inventor: ESTER HUGHES
IPC: D04B1/06
CPC classification number: D04B1/06
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公开(公告)号:US2253956A
公开(公告)日:1941-08-26
申请号:US37800841
申请日:1941-02-08
Applicant: NO RUN CORP
Inventor: ESTER HUGHES
IPC: D04B1/06
CPC classification number: D04B1/06
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