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公开(公告)号:US1901934A
公开(公告)日:1933-03-21
申请号:US40600429
申请日:1929-11-09
Applicant: HARTFORD EMPIRE CO
Inventor: SMITH ALGY J
IPC: C03B9/24
CPC classification number: C03B9/24
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公开(公告)号:US1986765A
公开(公告)日:1935-01-01
申请号:US47967630
申请日:1930-09-04
Applicant: HARTFORD EMPIRE CO
Inventor: SMITH ALGY J
IPC: C03B9/20
CPC classification number: C03B9/20
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4.
公开(公告)号:US1896870A
公开(公告)日:1933-02-07
申请号:US28238828
申请日:1928-06-02
Applicant: HARTFORD EMPIRE CO
Inventor: SMITH ALGY J
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公开(公告)号:US2388876A
公开(公告)日:1945-11-13
申请号:US31774340
申请日:1940-02-07
Applicant: HARTFORD EMPIRE CO
Inventor: SMITH ALGY J
IPC: C03B9/28
CPC classification number: C03B9/28
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公开(公告)号:US1992510A
公开(公告)日:1935-02-26
申请号:US72141734
申请日:1934-04-20
Applicant: HARTFORD EMPIRE CO
Inventor: SMITH ALGY J
IPC: C03B9/16
CPC classification number: C03B9/16
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公开(公告)号:US1670751A
公开(公告)日:1928-05-22
申请号:US8111326
申请日:1926-01-13
Applicant: HARTFORD EMPIRE CO
Inventor: SMITH ALGY J
IPC: G05G21/00
CPC classification number: G05G21/00 , Y10T137/86437
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公开(公告)号:US2253155A
公开(公告)日:1941-08-19
申请号:US26434039
申请日:1939-03-27
Applicant: HARTFORD EMPIRE CO
Inventor: WADMAN HAROLD A , SMITH ALGY J
IPC: C03B35/12
CPC classification number: C03B35/12
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公开(公告)号:US2089008A
公开(公告)日:1937-08-03
申请号:US5787336
申请日:1936-01-07
Applicant: HARTFORD EMPIRE CO
Inventor: SMITH ALGY J
IPC: C03B9/20
CPC classification number: C03B9/20
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公开(公告)号:US2081859A
公开(公告)日:1937-05-25
申请号:US63760232
申请日:1932-10-13
Applicant: HARTFORD EMPIRE CO
Inventor: PEILER KARL E , SMITH ALGY J
IPC: C03B9/16
CPC classification number: C03B9/16
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