- 专利标题: Inside surface of a filter element having spacer construction
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申请号: US85279申请日: 1998-03-19
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公开(公告)号: USD422071S公开(公告)日: 2000-03-28
- 设计人: Thomas G. Miller , Dolan D. Bartels , Andrew L. Albitz , Bruce R. Crenshaw
- 申请人: Thomas G. Miller , Dolan D. Bartels , Andrew L. Albitz , Bruce R. Crenshaw
- 申请人地址: MN Minneapolis
- 专利权人: Donaldson Company, Inc.
- 当前专利权人: Donaldson Company, Inc.
- 当前专利权人地址: MN Minneapolis
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