Invention Grant
- Patent Title: Modulating valve control systems
- Patent Title (中): 调节阀门控制系统
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Application No.: US11690360Application Date: 1960-04-25
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Publication No.: US3136333APublication Date: 1964-06-09
- Inventor: GRISWOLD DAVID E
- Applicant: DONALD G GRISWOLD
- Assignee: Donald G Griswold
- Current Assignee: Donald G Griswold
- Priority: US11690360 1960-04-25
- Main IPC: F16K31/385
- IPC: F16K31/385
Public/Granted literature
- US20070259855A1 THIAZOLYL-DIHYDRO-INDAZOLE Public/Granted day:2007-11-08
Information query
