| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| Patents for Silas B. Rittenhouse | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 136,182 | Feb. 25, 1873 | S.B. Rittenhouse | Improvement in lath-machines | |
 | 184,109 | Nov. 07, 1876 | S.B. Rittenhouse | Improvement in dogs for saw-mill carriages | |
 | 474,566 | May 10, 1892 | S.B. Rittenhouse | Wrench | |
 | 492,435 | Feb. 28, 1893 | S.B. Rittenhouse | Pipe Wrench | |