Patents for Harry C. H. Walsh |
Patents 1 -
7
of 7
      |
Picture | Number | Date | Patentee | Title |
 | 1,047,349 | Dec. 17, 1912 | H.C. Walsh | Safety device for die-presses and analogous machines |
 | 1,099,867 | Jun. 09, 1914 | H.C. Walsh | Clutch for die presses |
 | 1,146,978 | Jul. 20, 1915 | H.C. Walsh | Die-press |
 | 1,406,310 | Feb. 14, 1922 | H.C. Walsh | Automatic feed mechanism for punch presses |
 | 1,928,711 | Oct. 03, 1933 | H.C. Walsh | Power press |
 | 1,947,892 | Feb. 20, 1934 | H.C. Walsh, E.H. Hall | Power press control |
 | 2,051,116 | Aug. 18, 1936 | H.C. Walsh, E.H. Hall | Power press driving mechanism |