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公开(公告)号:US2652084A
公开(公告)日:1953-09-15
申请号:US4388748
申请日:1948-08-12
Applicant: RICHARD T WELLS , JOHN S T MCDOWELL
Inventor: LUEAS JOSEPH E
IPC: B27F5/10
CPC classification number: B27F5/10 , Y10T408/356
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公开(公告)号:US2622638A
公开(公告)日:1952-12-23
申请号:US5552748
申请日:1948-10-20
Applicant: SANDERS CLIFTON D
Inventor: SANDERS CLIFTON D
IPC: B27F5/10
CPC classification number: B27F5/10
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公开(公告)号:US2450181A
公开(公告)日:1948-09-28
申请号:US72603647
申请日:1947-02-03
Applicant: AUGUSTE BOUCHER , LUCIEN PARVEAU
Inventor: AUGUSTE BOUCHER , LUCIEN PARVEAU
IPC: B27F5/10
CPC classification number: B27F5/10
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公开(公告)号:US2334830A
公开(公告)日:1943-11-23
申请号:US41505141
申请日:1941-10-15
Applicant: GREENLEE BROS & CO
Inventor: MANSFIELD JUDSON H
CPC classification number: B23B39/162 , B27F5/10
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公开(公告)号:US1885752A
公开(公告)日:1932-11-01
申请号:US43677430
申请日:1930-03-18
Applicant: MACKINTOSH HUTCHINSON
Inventor: MONROE FREDERICK W
IPC: B27F5/10
CPC classification number: B27F5/10
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公开(公告)号:US1683763A
公开(公告)日:1928-09-11
申请号:US5682325
申请日:1925-09-17
Applicant: DE WALT RAYMOND E
Inventor: DE WALT RAYMOND E
IPC: B27F5/10
CPC classification number: B27F5/10
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公开(公告)号:US1297577A
公开(公告)日:1919-03-18
申请号:US23780718
申请日:1918-06-01
Applicant: LAIRD LAWRENCE H
Inventor: LAIRD LAWRENCE H
CPC classification number: B27F5/10
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公开(公告)号:US845191A
公开(公告)日:1907-02-26
申请号:US1905259931
申请日:1905-05-11
Applicant: PEARL AZARIAH Y
Inventor: PEARL AZARIAH Y
CPC classification number: B27F5/10
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