- 专利标题: Cylindrical filter element
-
申请号: US682452申请日: 1991-04-09
-
公开(公告)号: USD349567S公开(公告)日: 1994-08-09
- 设计人: John D. Miller , Kenneth M. Williamson
- 申请人: John D. Miller , Kenneth M. Williamson
- 申请人地址: NY East Hills
- 专利权人: Pall Corporation
- 当前专利权人: Pall Corporation
- 当前专利权人地址: NY East Hills
公开/授权文献
- US5849811A Extended wear ophthalmic lens 公开/授权日:1998-12-15
信息查询