发明名称 Center punch block device
摘要 A center punch block device is set forth wherein a main body includes a level pivotally mounted thereto within a slot transversely oriented within the block and transversely arranged to an elongate "V" slot formed within a lowermost surface of the body to accept elongate workpieces therewithin to enable alignment of the workpieces within the "V" shaped slot wherein a punch orthogonally oriented relative to the "V" shaped slot produces an indicator mark upon impacting of an upper end of the punch.
申请公布号 US4958441(A) 申请公布日期 1990.09.25
申请号 US19890339227 申请日期 1989.04.17
申请人 BIGELOW, RICHARD S. 发明人 BIGELOW, RICHARD S.
分类号 B25D5/00 主分类号 B25D5/00
代理机构 代理人
主权项
地址