| All Patents in class 137 |
Patents 1 -
15
of 742
      |
| Number | Date | Patentee | Title | Type |
| 4,775X | Jun. 01, 1827 | I. Doolittle | Supplying boilers for steam engines | stationary boilers |
| 5,431X | Apr. 03, 1829 | J. Thorp (Thorpe) | Spinner | textile machines |
| 6,021X | Jun. 08, 1830 | T. Ewbank | Preventing explosion of steam boilers by detector | steam safety valves |
| 6,252X | Nov. 17, 1830 | J.S. Williams | Mode of supplying water for boilers for steam engines | stationary boilers |
| 6,736X | Aug. 27, 1831 | T. Ewbank | Hydrostatic safety-valve for steam boilers | steam safety valves |
| 6,964X | Mar. 14, 1832 | J. Fox | Mode of supplying boilers with water | stationary boilers |
| 6,996X | Apr. 13, 1832 | S. Costill | Face plate valve | |
| 7,007X | Apr. 19, 1832 | G.H. Duffey | Machine for drawing soda water | |
| 7,870X | Dec. 16, 1833 | J. Stroop | Hydrant | hydrants |
| 8,283X | Jun. 25, 1834 | H. Strait | Construction of valves on the principle of a balance | |
| 8,480X | Oct. 30, 1834 | T.B. Stillman | Valves for steam engines | steam engine valves |
| 8,492X | Nov. 11, 1834 | J. Stroop | Hydrant | hydrants |
| 9,125X | Sep. 26, 1835 | T. Odiorne | Management of steam in regulating height of water in boilers | stationary boilers |
| 9,267X | Nov. 26, 1835 | S.T. Walker | Hydrant | hydrants |
| 9,852X | Jul. 01, 1836 | S.T. Walker | Hydrant | hydrants |
