序号 | 专利名 | 申请号 | 申请日 | 公开(公告)号 | 公开(公告)日 | 发明人 |
---|---|---|---|---|---|---|
81 | Tool holder for metal working machines | US617008D | US617008A | 1899-01-03 | ||
82 | Joseph angus | US298267D | US298267A | 1884-05-06 | ||
83 | Tool-holder for metal-planing machines | US267147D | US267147A | 1882-11-07 | ||
84 | Improvement in metal-planing machines | US147497D | US147497A | 1874-02-17 | ||
85 | Improvement in tool-heads for planing-machines | US119395D | US119395A | 1871-09-26 | ||
86 | Improved cutter-stock for metal-planers | US15379D | US15379A | 1856-07-22 | ||