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公开(公告)号:US3307593A
公开(公告)日:1967-03-07
申请号:US29055463
申请日:1963-06-25
Applicant: DEWAS RAYMOND
Inventor: ERICH NEUMANN
IPC: D03D47/40
CPC classification number: D03D47/40
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公开(公告)号:US3256913A
公开(公告)日:1966-06-21
申请号:US31055863
申请日:1963-09-23
Applicant: DEWAS RAYMOND
Inventor: ERICH NEUMANN
IPC: D03C7/00
CPC classification number: D03C7/00
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