Invention Grant
- Patent Title: Humidifier system
- Patent Title (中): 加湿器系统
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Application No.: US38516753Application Date: 1953-10-09
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Publication No.: US2782992APublication Date: 1957-02-26
- Inventor: GUSTAFSON CARL O
- Applicant: GRINNELL CORP
- Assignee: Grinnell Corp
- Current Assignee: Grinnell Corp
- Priority: US38516753 1953-10-09
- Main IPC: B05B7/32
- IPC: B05B7/32 ; F24F6/12
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