| Patents for John Edwards |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 688X | May 19, 1806 | J. Edwards | Steelyards | steel maker |
| 689X | May 19, 1806 | J. Edwards | Scale beams and balances | scales and balances |
| 2,661X | Aug. 22, 1816 | J. Edwards | Imprinting and forming colored figures on hard substances | |
| 2,701X | Nov. 19, 1816 | J. Edwards | Improvement in the manufacture of scale beams | scales and balances |
| 4,058X | Mar. 19, 1825 | J. Edwards | Elevator for pots, kettles and other vessels | elevators and lifts |
| 572,191 | Dec. 01, 1896 | R.M. Carroll | Improvements in Spanners and Wrenches | quick adjust wrenches |
