发明授权
- 专利标题: Measuring-machine.
-
申请号: US1911619085申请日: 1911-04-05
-
公开(公告)号: US1168615A公开(公告)日: 1916-01-18
- 发明人: FASSETT FRANCIS K
- 申请人: NAT GRANOMETER COMPANY LTD
- 专利权人: Nat Granometer Company Ltd
- 当前专利权人: Nat Granometer Company Ltd
- 优先权: US1911619085 1911-04-05
信息查询