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1.
公开(公告)号:US1670643A
公开(公告)日:1928-05-22
申请号:US10388526
申请日:1926-04-22
Applicant: EDMUND WEIDNER
Inventor: EDMUND WEIDNER
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2.Folding machine for folding letters, printed matter, or the like 失效
Title translation: 用于折叠信件,印刷品等的折叠机公开(公告)号:US1848448A
公开(公告)日:1932-03-08
申请号:US41931330
申请日:1930-01-08
Applicant: EDMUND WEIDNER
Inventor: EDMUND WEIDNER
IPC: B65H45/14
CPC classification number: B65H45/147
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公开(公告)号:US1489181A
公开(公告)日:1924-04-01
申请号:US56743622
申请日:1922-06-10
Applicant: EDMUND WEIDNER
Inventor: EDMUND WEIDNER
IPC: C07K14/76
CPC classification number: C07K14/76
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公开(公告)号:US1580576A
公开(公告)日:1926-04-13
申请号:US1425825
申请日:1925-03-09
Applicant: EDMUND WEIDNER
Inventor: EDMUND WEIDNER
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5.Method of producing a crystalline mixture of hexamethylenetetramine thiocyanic acid and ammonium sulphate 失效
Title translation: 生产六亚甲基四胺硫氰酸和硫酸铵的结晶混合物的方法公开(公告)号:US2647897A
公开(公告)日:1953-08-04
申请号:US16630250
申请日:1950-06-05
Applicant: EDMUND WEIDNER
Inventor: EDMUND WEIDNER
IPC: C07D487/18
CPC classification number: C07D487/18
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公开(公告)号:US2212464A
公开(公告)日:1940-08-20
申请号:US8447736
申请日:1936-06-10
Applicant: EDMUND WEIDNER
Inventor: EDMUND WEIDNER
CPC classification number: C10M2201/00
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