Invention Grant
- Patent Title: Valve device,particularly for breathing apparatus
- Patent Title (中): 阀门装置，特别用于呼吸装置
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Application No.: US3460558DApplication Date: 1966-02-03
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Publication No.: US3460558APublication Date: 1969-08-12
- Inventor: JOHANNISSON DAG OLOF ALFRED
- Applicant: AGA AB
- Assignee: Aga Ab
- Current Assignee: Aga Ab
- Priority: SE694061 1961-07-04
- Main IPC: A61M16/20
- IPC: A61M16/20 ; A62B18/10 ; F16K7/17 ; A61M16/00
Information query
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