-
公开(公告)号:US757207A
公开(公告)日:1904-04-12
申请号:US1904193653
申请日:1904-02-15
Applicant: ELSENRATH A , KUHN JACOB
Inventor: KUHN JACOB
CPC classification number: B25B13/22
公开(公告)号:US757207A
公开(公告)日:1904-04-12
申请号:US1904193653
申请日:1904-02-15
Applicant: ELSENRATH A , KUHN JACOB
Inventor: KUHN JACOB
CPC classification number: B25B13/22