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公开(公告)号:US3215616A
公开(公告)日:1965-11-02
申请号:US16374062
申请日:1962-01-02
Applicant: SPIELMAN WARREN L
Inventor: SPIELMAN WARREN L
CPC classification number: C01B13/115 , C01B13/11 , C01B2201/12 , C01B2201/22 , F24F3/166 , F24F2003/1671
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2.First-out annunclator having input and supply control of indicator switching means 失效
Title translation: 具有指示灯切换装置的输入和供给控制的先出报警器公开(公告)号:US3147464A
公开(公告)日:1964-09-01
申请号:US14505761
申请日:1961-10-16
Applicant: SPIELMAN WARREN L
Inventor: SPIELMAN WARREN L
IPC: G08B25/14
CPC classification number: G08B25/14
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公开(公告)号:US3018549A
公开(公告)日:1962-01-30
申请号:US8712861
申请日:1961-02-06
Applicant: SPIELMAN WARREN L
Inventor: SPIELMAN WARREN L
IPC: B67B7/70
CPC classification number: B67B7/38
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