Patents for John J. Thacher |
Patents 1 -
9
of 9
      |
Number | Date | Patentee | Title | Type |
797,216 | Aug. 15, 1905 | J.J. Thacher, E.H. Parks | Grinding-Machine | |
812,898 | Feb. 20, 1906 | J.J. Thacher | Feed Mechanism | |
812,899 | Feb. 20, 1906 | J.J. Thacher | Belt-Tightener | |
879,214 | Feb. 18, 1908 | J.J. Thacher | Work-Rest for Grinding-Machines | |
1,176,180 | Mar. 21, 1916 | J.J. Thacher | Grinding-Machine | |
1,507,265 | Sep. 02, 1924 | J.J. Thacher | Automatic lathe | automatic lathes |
1,516,162 | Nov. 18, 1924 | J.J. Thacher | Chuck Operating Means | metal lathe chucks |
1,535,267 | Apr. 28, 1925 | J.J. Thacher | Spindle-stop mechanism | |
1,545,074 | Jul. 07, 1925 | J.J. Thacher | Tailstock | automatic lathes |