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公开(公告)号：US2463385A
公开(公告)日：1949-03-01
申请号：US61567845
申请日：1945-09-11
Applicant: NELPIN MFG COMPANY
Inventor： HOLOHAN BARTHOLOMEW A
IPC: B23B23/02
CPC classification number: B23B23/02 , B23B2260/136 , Y10T82/2568
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公开(公告)号：US2437957A
公开(公告)日：1948-03-16
申请号：US54167844
申请日：1944-06-23
Applicant: NELPIN MFG COMPANY
Inventor： BARTHOLOMEW HOLOHAN
CPC classification number: B23B31/201 , B23B23/02 , B23B2233/04 , B23B2260/136 , Y10T82/2568
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公开(公告)号：US2748469A
公开(公告)日：1956-06-05
申请号：US36647453
申请日：1953-07-07
Applicant: NELPIN MFG COMPANY INC
Inventor： PINKHAM CLARENCE A , HOLOHAN BARTHOLOMEW A
IPC: B26B21/08
CPC classification number: B26B21/08
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