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公开(公告)号:US2327645A
公开(公告)日:1943-08-24
申请号:US41002141
申请日:1941-09-08
Applicant: HUGHES OWEN R
Inventor: HUGHES OWEN R
IPC: F01L1/06
CPC classification number: F01L1/06
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公开(公告)号:US1217868A
公开(公告)日:1917-02-27
申请号:US13191516
申请日:1916-11-17
Applicant: HUGHES OWEN R
Inventor: HUGHES OWEN R
CPC classification number: B66C1/22
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