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公开(公告)号:US3035986A
公开(公告)日:1962-05-22
申请号:US78445559
申请日:1959-01-02
Applicant: HYLAND LAB
Inventor: FISK ROY T , ALLEN NANCY K
公开(公告)号:US3035986A
公开(公告)日:1962-05-22
申请号:US78445559
申请日:1959-01-02
Applicant: HYLAND LAB
Inventor: FISK ROY T , ALLEN NANCY K