| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for John M. Ritter | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 538,119 | Apr. 23, 1895 | J.B. Olney | Billiard Cue Cutter | |
 | 556,237 | Mar. 10, 1896 | I.F. Allman | Vapor Engine | |
 | 631,249 | Aug. 15, 1899 | W.F. Folmer | Magazine Plate Holder | |
| 760,245 | May 17, 1904 | H. Plante | Combined Butt Gage and Bead Plane | ||
 | 762,035 | Jun. 07, 1904 | W.F. Folmer | Magazine Film Holder | |
 | 867,081 | Sep. 24, 1907 | J.J. Robinson | Gage | |