| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 239/538 | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 81,242 | Aug. 18, 1868 | F.S. Babbitt | Improvement in nozzles for pipes | ||
| 596,941 | Jan. 04, 1898 | W.H. Millspaugh | Cleansing apparatus for paper-making machines | ||