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公开(公告)号:US2363980A
公开(公告)日:1944-11-28
申请号:US48390743
申请日:1943-04-21
Applicant: SMITH CORP A O
Inventor: LAUCK FRANCIS W
IPC: F24H1/18
CPC classification number: F24H1/183 , Y10T29/49885
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公开(公告)号:US3092179A
公开(公告)日:1963-06-04
申请号:US83977159
申请日:1959-09-14
Applicant: SMITH CORP A O
Inventor: LAUCK FRANCIS W
CPC classification number: F24F5/0042 , F24D19/0082
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公开(公告)号:US2565313A
公开(公告)日:1951-08-21
申请号:US67900446
申请日:1946-06-24
Applicant: SMITH CORP A O
Inventor: LAUCK FRANCIS W
CPC classification number: B21D51/2661 , A47J27/10 , Y10S220/917 , Y10T29/49885
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4.
公开(公告)号:US2716289A
公开(公告)日:1955-08-30
申请号:US29986552
申请日:1952-07-19
Applicant: SMITH CORP A O
Inventor: LAUCK FRANCIS W
CPC classification number: F26B21/086 , F26B21/001
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公开(公告)号:US2335153A
公开(公告)日:1943-11-23
申请号:US44042642
申请日:1942-04-25
Applicant: SMITH CORP A O
Inventor: LAUCK FRANCIS W
IPC: B65D25/14
CPC classification number: B65D25/14
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公开(公告)号:US2999930A
公开(公告)日:1961-09-12
申请号:US81598159
申请日:1959-05-26
Applicant: SMITH CORP A O
Inventor: BURKLIN ADOLF J , LAUCK FRANCIS W
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公开(公告)号:US2835202A
公开(公告)日:1958-05-20
申请号:US39750953
申请日:1953-12-11
Applicant: SMITH CORP A O
Inventor: LAUCK FRANCIS W
IPC: F04D29/22
CPC classification number: F04D29/2238
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