| Recently added or edited patents |
Patents 1 -
15
of 324
      |
| Modified | Number | Grant Date | Patentee | Title | Type |
| 2025-12-04 | 37,980 | Mar. 24, 1863 | C.B. Richards | Steam Engine Indicator | steam engine indicators |
| 2025-12-04 | 167,364 | Aug. 31, 1875 | J.W. Thompson | Indicator for Steam Engines | steam engine indicators |
| 2025-12-04 | RE8,433 | Sep. 24, 1878 | J.W. Thompson | Valve-Gear for Steam-Engines | steam engine valve gear |
| 2025-12-04 | 162,715 | Apr. 27, 1875 | J.W. Thompson | Valve-Gear for Steam Engines | steam engine valve gear |
| 2025-12-04 | 204,924 | Jun. 18, 1878 | N. Hunt, J.W. Thompson | Governor | steam engine governors |
| 2025-12-04 | 5,492,441 | Feb. 20, 1996 | H. Schürfeld | Clamping Device for Connecting Machine Spindles With Tool Holders | tool changers and storage mechanisms |
| 2025-12-04 | 2,907,434 | Oct. 06, 1959 | K. Wenzel | Means for arresting the rotation of operating spindles of multi-spindle automatic lathes | multiple spindle lathes |
| 2025-12-04 | 2,695,541 | Nov. 30, 1954 | W. Möbius | Driving gears for lathes, and particularly for turret lathes | turret lathes |
| 2025-12-04 | 2,693,731 | Nov. 09, 1954 | W. Möbius | Feeding device for the carriage of lathes and turret lathes | turret lathes |
| 2025-12-04 | 314,353 | Mar. 24, 1885 | J.W. Thompson | Steam Engine Governor | steam engine governors |
| 2025-12-04 | 3,112,555 | Dec. 03, 1963 | G.J. Benes | Tool support | |
| 2025-12-04 | 3,057,238 | Oct. 09, 1962 | G.J. Benes | Adjustable live center | lathe centers |
| 2025-12-04 | 2,817,546 | Dec. 24, 1957 | G.J. Benes | Rod clamps | test indicator holders |
| 2025-12-04 | 2,481,712 | Sep. 13, 1949 | G.J. Benes | Tool support | metal lathe accessories and attachments |
| 2025-12-04 | 76,389 | Apr. 07, 1868 | T. Berteling | Improvement in flutes | musical instruments |