| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for John Okill | |||||
      | |||||
| Number | Date | Patentee | Title | Type | |
| 1,467,558 | Sep. 11, 1923 | J. Okill | Pressure Indicator for Internal Combustion Engines and the Like | vacuum and pressure gauges | |