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公开(公告)号:US1366028A
公开(公告)日:1921-01-18
申请号:US34295019
申请日:1919-12-06
Applicant: SCHLAG OSCAR W
Inventor: SCHLAG OSCAR W
IPC: E03F5/04
CPC classification number: E03F5/0405 , E03F2005/0417 , Y10T137/4508 , Y10T137/7436
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公开(公告)号:US1218482A
公开(公告)日:1917-03-06
申请号:US13128616
申请日:1916-11-14
Applicant: SCHLAG OSCAR W
Inventor: SCHLAG OSCAR W
CPC classification number: F16K31/22 , Y10T137/7436 , Y10T137/791
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公开(公告)号:US1125736A
公开(公告)日:1915-01-19
申请号:US1911622639
申请日:1911-04-21
Applicant: SCHLAG OSCAR W , BURDORF HENRY H , SCHLAG EDWARD H
Inventor: SCHLAG OSCAR W , BURDORF HENRY H , SCHLAG EDWARD H
CPC classification number: B61L23/044
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