| | ||
| Home| FAQ | Search:Advanced|Person|Company| Type|Class | Login | |
| Quick search: | ||
| All Patents in class 137/614.2 | |||||
      | |||||
| Picture | Number | Date | Patentee | Title | |
 | 134,548 | Jan. 07, 1873 | J.C. Hoadley | Check-Valves | |
| 197,072 | Nov. 13, 1877 | J.E. Maynadier, H.G. Ashton | Improvement in Safety-Valves | ||
| 588,466 | Aug. 17, 1897 | A.G. Pace | Combustion Engine | ||
| 661,181 | Nov. 06, 1900 | J.W. Lambert | Speed-Regulator for Gas-Engines | ||
| 817,069 | Apr. 03, 1906 | L. Kaczander | Combined Stop and Check Valve | ||
| 846,213 | Mar. 05, 1907 | L. Kassander | Boiler Check Valve | ||
| 1,808,074 | Jun. 02, 1931 | W.P. Huffman, F.F. Rike | Valve | ||