Patents for John S. Barnes |
Patents 1 -
11
of 11
      |
Number | Date | Patentee | Title | Type |
749,603 | Jan. 12, 1904 | J.S. Barnes | Groove-cutter | cutterheads |
848,620 | Apr. 02, 1907 | J.S. Barnes | Fountain Pen | |
889,428 | Jun. 02, 1908 | J.S. Barnes | Corner-post shaping machine | specialty woodworking machines |
928,240 | Jul. 20, 1909 | J.S. Barnes | Speed-gearing | |
928,894 | Jul. 20, 1909 | J.S. Barnes | Variable-speed gearing | |
973,843 | Oct. 25, 1910 | J.S. Barnes | Drilling-machine | drill presses |
979,918 | Dec. 27, 1910 | J.S. Barnes, J.R. Vincer | Gearing for Drilling Machines | industrial machine gearing |
998,227 | Jul. 18, 1911 | J.S. Barnes | Variable Speed Gearing | metalworking speed changing mechanisms |
1,024,818 | Apr. 30, 1912 | J.S. Barnes | Variable Speed Gearing | metalworking speed changing mechanisms |
1,154,905 | Sep. 28, 1915 | N.E. Sherwood, J.S. Barnes | Strand guide for rope making machines | rope maker |
2,042,379 | May 26, 1936 | P.R. Guirl, J.S. Barnes | Metal Working Apparatus | metalworking machine mechanisms |