Invention Grant
- Patent Title: Humidifying system and apparatus
- Patent Title (中): 加湿系统及装置
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Application No.: US23787151Application Date: 1951-07-21
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Publication No.: US2663500APublication Date: 1953-12-22
- Inventor: HOLTZCLAW GROVER B
- Applicant: PARKS CRAMER CO
- Assignee: Parks Cramer Co
- Current Assignee: Parks Cramer Co
- Priority: US23787151 1951-07-21
- Main IPC: F24F6/12
- IPC: F24F6/12
Information query
