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公开(公告)号:US2313673A
公开(公告)日:1943-03-09
申请号:US40418641
申请日:1941-07-26
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: SEVER DEAN R , RENKERT DONALD J
IPC: E01F9/06
CPC classification number: E01F9/553
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公开(公告)号:US1887195A
公开(公告)日:1932-11-08
申请号:US43981230
申请日:1930-03-28
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: SCHRANTZ HENRY A
IPC: E01C19/15
CPC classification number: E01C19/15
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公开(公告)号:US1601465A
公开(公告)日:1926-09-28
申请号:US3048925
申请日:1925-05-15
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: BARBOUR JAMES G
IPC: C02F3/10
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公开(公告)号:US1883468A
公开(公告)日:1932-10-18
申请号:US46751730
申请日:1930-07-12
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: BARBOUR JAMES G
CPC classification number: C02F3/10 , B01D24/24 , B01D24/4631 , Y02W10/15
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公开(公告)号:US1770830A
公开(公告)日:1930-07-15
申请号:US23338727
申请日:1927-11-15
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: BARBOUR JAMES G
IPC: C02F3/10
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公开(公告)号:US1761631A
公开(公告)日:1930-06-03
申请号:US26539828
申请日:1928-03-28
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: KEPLINGER ROBERT B , KANENGEISER PAUL A
IPC: B28B11/06
CPC classification number: B28B11/06
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公开(公告)号:US2095012A
公开(公告)日:1937-10-05
申请号:US9974036
申请日:1936-09-08
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: RENKERT OLIVER W
IPC: E01C5/04
CPC classification number: E01C5/04 , E01C2201/02
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公开(公告)号:US1775735A
公开(公告)日:1930-09-16
申请号:US19208127
申请日:1927-05-17
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: HENRY REKER CHARLES
CPC classification number: B28B3/205 , B28B3/26 , B28B3/2663 , B28B3/2681 , Y10S100/909
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9.Method and apparatus for forming lugs on clay columns and the like 失效
Title translation: 用于在粘土柱等上形成凸耳的方法和装置公开(公告)号:US1914981A
公开(公告)日:1933-06-20
申请号:US60095732
申请日:1932-03-24
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: HENRY REKER CHARLES
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公开(公告)号:US1874303A
公开(公告)日:1932-08-30
申请号:US51360231
申请日:1931-02-05
Applicant: METROPOLITAN PAVING BRICK COMP
Inventor: KANENGEISER FRED R
IPC: F16L9/08
CPC classification number: F16L9/08
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