| Patents Granted on 1812-06-?? |
Patents 1 -
15
of 25
      |
| Number | Date | Patentee | Title | Type |
| 1,747X | Jun. 05, 1812 | W. Shaw | Propelling boats, working mills, etc. | nautical propulsion apparatus |
| 1,748X | Jun. 05, 1812 | B. Kugler, N.S. Allison | Mode of preparing vegetable acids | |
| 1,749X | Jun. 06, 1812 | J. Richardson, B. Stout | Grinding and packing bark | bark processing machines |
| 1,750X | Jun. 06, 1812 | E.G. Griffin, H.S. Holladay | Machine for bowing wool for hatters | milliner |
| 1,751X | Jun. 12, 1812 | W. Kennedy | Machine for shearing cloth | splitting and shearing machinery |
| 1,752X | Jun. 13, 1812 | A.H. Quincy | Stone boiler for refining sulphur and for chemical purposes | stationary boilers |
| 1,753X | Jun. 13, 1812 | A.H. Quincy | Foot stove with stone heaters | stoves |
| 1,754X | Jun. 13, 1812 | W.W. Townsend | Cheese press | cheese press |
| 1,755X | Jun. 13, 1812 | R. Valentine | Machine for heating liquids | |
| 1,756X | Jun. 13, 1812 | R.R. Livingston | Chain wheels and paddles for boats | nautical propulsion apparatus |
| 1,757X | Jun. 15, 1812 | S. Rose | Floating dry dock | |
| 1,758X | Jun. 19, 1812 | J. Hawes | Flax dressing machine | flax and hemp machines |
| 1,759X | Jun. 19, 1812 | Z. Phinney | Washing and churning machine | washing machines |
| 1,760X | Jun. 19, 1812 | Z. Phinney | Improvement on John Moffat's machine for boiling salt water | |
| 1,761X | Jun. 19, 1812 | P. Adams | Preventing the canker worm from destroying fruit trees | |
