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公开(公告)号:US1691896A
公开(公告)日:1928-11-13
申请号:US18266727
申请日:1927-04-11
Applicant: NOBLE
Inventor: WARREN NOBLE , PITTMAN LEON V
IPC: F01L9/02
CPC classification number: F01L9/023 , F01L2001/34446
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公开(公告)号:US1690032A
公开(公告)日:1928-10-30
申请号:US18627527
申请日:1927-04-25
Applicant: NOBLE
Inventor: WARREN NOBLE , PITTMAN LEON V
IPC: F01L9/02
CPC classification number: F01L9/021 , F01L1/08 , F01L2001/34446 , Y10T74/20006
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公开(公告)号:US1690031A
公开(公告)日:1928-10-30
申请号:US18371027
申请日:1927-04-14
Applicant: NOBLE
Inventor: WARREN NOBLE , PITTMAN LEON V
IPC: F01L1/10
CPC classification number: F01L1/10
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