| Patents for Charles H. Norton |
Patents 16 -
30
of 31
      |
| Number | Date | Patentee | Title | Type |
| 1,261,156 | Apr. 02, 1918 | C.H. Norton | Belt Drive for Grinding Machines | |
| 1,261,157 | Apr. 02, 1918 | C.H. Norton | Center and Tool Holder | grinding attachments |
| 1,271,208 | Jul. 02, 1918 | J.S. Wilcox, Jr., C.H. Norton | Work Drive for Grinding Machines | |
| 1,299,765 | Apr. 08, 1919 | C.H. Norton, A. Turner | Multiple-speed device | surface grinders |
| 1,304,799 | May 27, 1919 | C.H. Norton | Double-head grinding machine | cylindrical grinders |
| 1,419,073 | Jun. 06, 1922 | C.H. Norton | Machine for forming rolls | cylindrical grinders |
| 1,639,958 | Aug. 23, 1927 | C.H. Norton | Centerless Grinding Machine | grinding machines |
| 1,676,620 | Jul. 10, 1928 | C.H. Norton | Grinding Apparatus | grinding machines |
| 1,722,386 | Jul. 30, 1929 | C.H. Norton | Centerless Grinding Machine | grinding machines |
| 1,722,387 | Jul. 30, 1929 | C.H. Norton | Centerless Grinding Machine | grinding machines |
| 1,722,388 | Jul. 30, 1929 | C.H. Norton | Method of Grinding Small Cylindrical Objects | grinding machines |
| 1,779,823 | Oct. 28, 1930 | C.H. Norton | Automatic Cylindrical grinding machine | cylindrical grinders |
| 1,949,512 | Mar. 06, 1934 | C.H. Norton | Method of turning and grinding round work surfaces | cylindrical grinders |
| 1,949,515 | Mar. 06, 1934 | C.H. Norton | Method of turning and grinding round work surfaces | cylindrical grinders |
| 1,949,516 | Mar. 06, 1934 | C.H. Norton | Hydraulic wheel feeding mechanism | grinders |
