An improved cartridge case completely produced net shape on a progressive cold former that includes a trim to lengthy station with an internal shearing tool.
申请公布号
HK1207839(A1)
申请公布日期
2016.02.12
申请号
HK20150108478
申请日期
2015.08.31
申请人
NATIONAL MACHINERY LLC
发明人
HAY, THOMAS, E. TE;CARPER, JEFFREY, W. JW;WASSERMAN, STANLEY, J. SJ
