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公开(公告)号:US1230682A
公开(公告)日:1917-06-19
申请号:US12501916
申请日:1916-10-11
Applicant: CURTIS CYRUS A
Inventor: CURTIS CYRUS A
CPC classification number: B60S1/08 , Y10T74/18456
公开(公告)号:US1230682A
公开(公告)日:1917-06-19
申请号:US12501916
申请日:1916-10-11
Applicant: CURTIS CYRUS A
Inventor: CURTIS CYRUS A
CPC classification number: B60S1/08 , Y10T74/18456