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公开(公告)号:US724718A
公开(公告)日:1903-04-07
申请号:US1902105062
申请日:1902-04-28
Applicant: LAMBERT FRANK
Inventor: LAMBERT FRANK
CPC classification number: G01F15/10
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公开(公告)号:US693277A
公开(公告)日:1902-02-11
申请号:US1901080841
申请日:1901-11-02
Applicant: LAMBERT FRANK
Inventor: LAMBERT FRANK
CPC classification number: B41J1/24
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