| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Wayne Kratzer | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 320,366 | Jun. 16, 1885 | W. Kratzer | Anti-friction wheel or roller | |
 | 334,175 | Jan. 12, 1886 | W. Kratzer | Band-saw guide | |
 | 334,670 | Jan. 19, 1886 | W. Kratzer | Anti-friction journal-bearing | |
 | 335,527 | Feb. 02, 1886 | W. Kratzer | Anti-friction journal-bearing | |