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公开(公告)号：US890211A
公开(公告)日：1908-06-09
申请号：US1907382103
申请日：1907-07-03
Applicant: BULLARD MACHINE TOOL COMPANY
Inventor： BULLARD STANLEY H
CPC classification number: F16H3/083 , Y10T74/19465
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公开(公告)号：US1410451A
公开(公告)日：1922-03-21
申请号：US24865618
申请日：1918-08-06
Applicant: BULLARD MACHINE TOOL COMPANY
Inventor： BULLARD STANLEY H , BULLARD JOSEPH W C
IPC: B23B27/06 , B23B29/034
CPC classification number: B23B29/03407 , B23B27/065 , B23B2270/16 , Y10T407/2202
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