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公开(公告)号:US3083934A
公开(公告)日:1963-04-02
申请号:US14471061
申请日:1961-10-12
Applicant: VANDERLIP EDWARD G
Inventor: VANDERLIP EDWARD G
IPC: B64C27/20
CPC classification number: B64C27/20 , B64B2201/00
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公开(公告)号:US1832159A
公开(公告)日:1931-11-17
申请号:US48155030
申请日:1930-09-12
Applicant: VANDERLIP EDWARD G
Inventor: VANDERLIP EDWARD G
CPC classification number: B64C17/00
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