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公开(公告)号:US1078952A
公开(公告)日:1913-11-18
申请号:US1909476499
申请日:1909-02-06
Applicant: INGERSOLL BAND COMPANY
Inventor: PRELLWITZ WILLIAM
CPC classification number: B23B31/201 , B23Q1/0036 , Y10T279/17111
公开(公告)号:US1078952A
公开(公告)日:1913-11-18
申请号:US1909476499
申请日:1909-02-06
Applicant: INGERSOLL BAND COMPANY
Inventor: PRELLWITZ WILLIAM
CPC classification number: B23B31/201 , B23Q1/0036 , Y10T279/17111