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公开(公告)号:US1255837A
公开(公告)日:1918-02-05
申请号:US13900616
申请日:1916-12-26
Applicant: HENDERSON ALBERT ENNIS
Inventor: HENDERSON ALBERT ENNIS
CPC classification number: B60B21/12 , Y10T152/10657
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公开(公告)号:US725246A
公开(公告)日:1903-04-14
申请号:US1902115513
申请日:1902-07-14
Applicant: HENDERSON ALBERT ENNIS
Inventor: HENDERSON ALBERT ENNIS
CPC classification number: F16C19/18 , F16C19/50 , F16C33/3806 , F16C33/3893
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