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1.发明授权
公开(公告)号：US3090701A
公开(公告)日：1963-05-21
申请号：US1613860
申请日：1960-03-21
Applicant: OWENS CORNING FIBERGLASS CORP
Inventor： WILLIAM SHULVER , GUYER GERALD W
CPC classification number: C03C25/26 , C03C25/255 , Y10T428/2964
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