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公开(公告)号：CA501264A
公开(公告)日：1954-04-06
申请号：CA501264D
Applicant: CORNING GLASS WORKS
Inventor： STOOKEY STANLEY D
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公开(公告)号：CA501263A
公开(公告)日：1954-04-06
申请号：CA501263D
Applicant: CORNING GLASS WORKS
Inventor： STOOKEY STANLEY D
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