Invention Grant
- Patent Title: Underdrain for filter tanks
- Patent Title (中): 过滤罐漏水
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Application No.: US18409562Application Date: 1962-04-02
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Publication No.: US3247971APublication Date: 1966-04-26
- Inventor: KASTLER RICHARD F
- Applicant: FRANCIS E HOLLAND , RALPH H WALLACE
- Assignee: Francis E Holland,Ralph H Wallace
- Current Assignee: Francis E Holland,Ralph H Wallace
- Priority: US18409562 1962-04-02
- Main IPC: B01D24/38
- IPC: B01D24/38
Public/Granted literature
- US20240147997A1 Herbicidal Compositions Public/Granted day:2024-05-09
Information query
