| Patents for Charles Napier |
Patents 1 -
9
of 9
      |
| Picture | Number | Date | Patentee | Title |
| | 842,903 | Feb. 05, 1907 | C. Napier | Rotary Cutter for Making Saws |
 | 935,395 | Sep. 28, 1909 | C. Napier | Metal Sawing Machine |
 | 1,221,576 | Apr. 03, 1917 | C. Napier | Manufacture of tempered saw-blades |
 | 1,265,944 | May 14, 1918 | C. Napier | Process of and Apparatus for Heat Treatment of Metal Objects |
 | 1,333,767 | Mar. 16, 1920 | C. Napier | Method of making tempered blades |
 | 1,350,618 | Aug. 24, 1920 | C. Napier | Apparatus for making tempered blades |
 | 1,352,140 | Sep. 07, 1920 | C. Napier | Tempered blade |
 | 1,360,972 | Nov. 30, 1920 | C. Napier | Metal-sawing machine |
 | 1,461,004 | Jul. 03, 1923 | C. Napier | Hack-saw machine of the continuous-band type |
