Aircraft Safety Livesaving System | Patent Publication Number 20220388668

US 20220388668 A1
Patent Number-
Application Number17574772
Filled DateJan 13, 2022
Priority DateJan 13, 2022
Publication DateDec 8, 2022
Original Assignee
Current AssigneeDu Yalong
Inventor/ApplicantsDi Du
Yang Du
Tong Du
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