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公开(公告)号:US2002507A
公开(公告)日:1935-05-28
申请号:US55946831
申请日:1931-08-26
Applicant: GLOBE BRICK COMPANY
Inventor: PORTER SIDNEY C
IPC: B28B11/04
CPC classification number: B28B11/041 , Y10S118/07
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公开(公告)号:US2060746A
公开(公告)日:1936-11-10
申请号:US73727934
申请日:1934-07-27
Applicant: GLOBE BRICK COMPANY
Inventor: PORTER SIDNEY C
IPC: E01C5/04
CPC classification number: E01C5/04 , E01C2201/02
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