| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for J. M. Ritter | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 415,918 | Nov. 26, 1889 | W. Meister | Plane | ||
| 420,232 | Jan. 28, 1890 | G. Heymeier | Plane for Planing the Bottoms of Grooves in Moldings and Ornamental Woodwork | router planes | |