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公开(公告)号:US1398979A
公开(公告)日:1921-12-06
申请号:US33669719
申请日:1919-11-08
Applicant: SMITH JR JAMES H , WILSON CLARENCE A
Inventor: SMITH JR JAMES H , WILSON CLARENCE A
IPC: C08K5/07
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公开(公告)号:US1439197A
公开(公告)日:1922-12-19
申请号:US40799220
申请日:1920-09-03
Applicant: SMITH JR JAMES H
Inventor: SMITH JR JAMES H
CPC classification number: B60C7/105 , B29D30/0601 , Y10T152/10405 , Y10T152/10522
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