| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Charles C. Perkins | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 626,927 | Jun. 13, 1899 | C.C. Perkins | Incandescent-lamp socket | |
 | 879,741 | Feb. 18, 1908 | H.L. Coit | Ball-bearing drill chuck | |