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公开(公告)号:US639066A
公开(公告)日:1899-12-12
申请号:US1899703033
申请日:1899-01-23
Applicant: J L MOTT IRON WORKS
Inventor: LLOYD WILLIAM H
CPC classification number: E03C2201/90
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公开(公告)号:US689679A
公开(公告)日:1901-12-24
申请号:US1899731522
申请日:1899-09-25
Applicant: J L MOTT IRON WORKS
Inventor: LLOYD WILLIAM H
CPC classification number: E03D9/052
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