Invention Grant
- Patent Title: Cooling, heating, ventilating, and humidifying system
- Patent Title (中): 冷却，加热，通风和加湿系统
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Application No.: US30942928Application Date: 1928-10-01
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Publication No.: US1821297APublication Date: 1931-09-01
- Inventor: ARTHUR DRISCOLL
- Applicant: ARTHUR DRISCOLL
- Assignee: Driscoll Arthur
- Current Assignee: Driscoll Arthur
- Priority: US30942928 1928-10-01
- Main IPC: F24F6/12
- IPC: F24F6/12
Information query
