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公开(公告)号:US995108A
公开(公告)日:1911-06-13
申请号:US1910596139
申请日:1910-12-07
Applicant: ASPEGREN WILLIAM H
Inventor: ASPEGREN WILLIAM H
CPC classification number: A61F13/105
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公开(公告)号:US1035298A
公开(公告)日:1912-08-13
申请号:US1911666886
申请日:1911-12-20
Applicant: ASPEGREN WILLIAM H
Inventor: ASPEGREN WILLIAM H
CPC classification number: E05F5/02 , E05Y2201/474 , Y10T16/61
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公开(公告)号:US1028850A
公开(公告)日:1912-06-11
申请号:US1911644192
申请日:1911-08-15
Applicant: ASPEGREN WILLIAM H
Inventor: ASPEGREN WILLIAM H
CPC classification number: E05C17/203 , Y10T16/602 , Y10T16/61
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公开(公告)号:US1223845A
公开(公告)日:1917-04-24
申请号:US9275416
申请日:1916-04-21
Applicant: ASPEGREN WILLIAM H
Inventor: ASPEGREN WILLIAM H
CPC classification number: E05F5/06 , Y10T16/6285
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