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公开(公告)号:CA273013A
公开(公告)日:1927-08-09
申请号:CA273013D
Applicant: EASTERN MFG COMPANY
Inventor: HANSON HUGO H , BLODGETT CHARLES A
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公开(公告)号:US1500126A
公开(公告)日:1924-07-08
申请号:US32942419
申请日:1919-10-09
Applicant: EASTERN MFG COMPANY
Inventor: HANSON HUGO H , LEECOCK JOHN T , BLODGETT CHARLES A
IPC: C01D3/16
CPC classification number: C01D3/16
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3.
公开(公告)号:US1831436A
公开(公告)日:1931-11-10
申请号:US11355126
申请日:1926-06-03
Applicant: EASTERN MFG COMPANY
Inventor: BLODGETT CHARLES A , HANSON HUGO H
IPC: D21C3/26
CPC classification number: D21C3/26
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4.
公开(公告)号:US1822126A
公开(公告)日:1931-09-08
申请号:US18681027
申请日:1927-04-26
Applicant: EASTERN MFG COMPANY
Inventor: BLODGETT CHARLES A , HANSON HUGO H
IPC: D21C3/26
CPC classification number: D21C3/26
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5.
公开(公告)号:US1855332A
公开(公告)日:1932-04-26
申请号:US8868426
申请日:1926-02-16
Applicant: EASTERN MFG COMPANY
Inventor: BLODGETT CHARLES A
IPC: D21C9/10
CPC classification number: D21C9/1084
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公开(公告)号:US1831435A
公开(公告)日:1931-11-10
申请号:US8780626
申请日:1926-02-12
Applicant: EASTERN MFG COMPANY
Inventor: BLODGETT CHARLES A , HANSON HUGO H
IPC: D21C3/26
CPC classification number: D21C3/26
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公开(公告)号:US1822125A
公开(公告)日:1931-09-08
申请号:US12770026
申请日:1926-08-06
Applicant: EASTERN MFG COMPANY
Inventor: BLODGETT CHARLES A , HANSON HUGO H
IPC: D21C9/08
CPC classification number: D21C9/083
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