| Patents for Philip W. Southgate |
Patents 1 -
12
of 12
      |
| Number | Date | Patentee | Title | Type |
| 570,934 | Nov. 10, 1896 | C. Weinstein, D. Kritcher | Combination Tool for Pipe Fitters | combination tools |
| 598,967 | Feb. 15, 1898 | A. Whitcomb | Driving mechanism for planing-machines | metal planers |
| 639,785 | Dec. 26, 1899 | J.C. Speirs | Pipe Wrench | pipe wrenches |
| 640,610 | Jan. 02, 1900 | C.E. Williams | Wrench | quick adjust wrenches |
| 648,648 | May 01, 1900 | H. Allen | Mower-knife grinder | |
| 660,249 | Oct. 23, 1900 | A.J. Gifford | Drilling-machine | drill presses |
| 669,721 | Mar. 12, 1901 | W.H. Bruce | Pliers or Pipe Tongs | pliers |
| 728,279 | May 19, 1903 | A.E. Newton | Change Gearing for Lathes | industrial machine gearing |
| 737,235 | Aug. 25, 1903 | W.H. Hobby | Machine for making saddle-seats for chairs | chair maker |
| 810,634 | Jan. 23, 1906 | H.L. Flather | Change Speed Gearing for Lathes | metalworking speed changing mechanisms |
| 895,106 | Aug. 04, 1908 | A.E. Newton | Change-speed gearing for engine-lathes | engine lathes |
| 1,075,280 | Oct. 07, 1913 | H. Allen | Gearing | drill presses |
