![]() | |||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Frederick Yeiser | |||||
| Number | Date | Patentee | Title | Type | |
| AI247 | Aug. 09, 1859 | F. Yeiser | Measurement of solar altitude | ||
| AI289 | Jul. 17, 1860 | F. Yeiser | Measurement of solar altitude | ||