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公开(公告)号:US3210205A
公开(公告)日:1965-10-05
申请号:US9607661
申请日:1961-03-16
Applicant: BASIC INC
Inventor: SHURTZ ROBERT F
IPC: C04B35/03
CPC classification number: C04B35/03 , Y10S264/20
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公开(公告)号:US3241210A
公开(公告)日:1966-03-22
申请号:US27031563
申请日:1963-04-03
Applicant: BASIC INC
Inventor: SHURTZ ROBERT F
CPC classification number: B28B7/0041 , B28B1/10
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