| Patents Granted on 1851-11-?? |
Patents 1 -
13
of 13
      |
| Number | Date | Patentee | Title | Type |
| 8,481 | Nov. 04, 1851 | J. Ericsson | Engine for Producing Motive Power | hot air engines |
| 8,497 | Nov. 04, 1851 | G.W. Beardslee | Planing-machine | wood planers |
| 8,499 | Nov. 04, 1851 | L.S. Chichester | Machine for dressing staves | barrel making machines |
| XC-339 | Nov. 06, 1851 | W. Coleman | Circular and straight moulding, rabbetting, ploughing and architrave machine | molders |
| XC-340 | Nov. 06, 1851 | P. Rothwell | A new and important machine for the manufacture of laths | lath making machines |
| 8,503 | Nov. 11, 1851 | B.F. Bee | Securing and Adjusting Irons | plane cutter adjustments |
| 8,505 | Nov. 11, 1851 | D. Drawbaugh | Stave-jointing machine | cooper |
| 8,511 | Nov. 11, 1851 | A.W. Johnston | Bending felly | wheelwright |
| 8,514 | Nov. 11, 1851 | L.D. Livermore | Coupling Railroad-cars | |
| 8,522 | Nov. 18, 1851 | S. Curtis | Machine for cutting combs | comb making machines |
| RE207 | Nov. 25, 1851 | S. Merrick | Wrench | nut wrenches |
| 8,548 | Nov. 25, 1851 | M. Peck | Drop Hammer | drop hammers |
| 8,550 | Nov. 25, 1851 | F. Skinner | Shingle-machine | shingle machines |
