| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | Patent number: | Patent Date: |
| Patents for D. F. Bishop | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 241,217 | May 10, 1881 | B. Holly | Meter | steam heating | |
| 246,952 | Sep. 13, 1881 | B. Holly | Steam Pressure Regulator | steam heating | |