| Patents for Joshua Merrill |
Patents 16 -
24
of 24
      |
| Number | Date | Patentee | Title | Type |
| 324,062 | Aug. 11, 1885 | E.F. Woodbury, G. Patten, J. Merrill, J.A. Woodbury | Air-Engine | hot air engines |
| 325,640 | Sep. 01, 1885 | J. Merrill, J.A. Woodbury, E.F. Woodbury, G. Patten | Hot Air Engine | hot air engines |
| 327,748 | Oct. 06, 1885 | E.F. Woodbury, G. Patten, J. Merrill, J.A. Woodbury | Hot Air Engine | hot air engines |
| 331,359 | Dec. 01, 1885 | E.F. Woodbury, G. Patten, J. Merrill, J.A. Woodbury | Air Engine | hot air engines |
| 331,360 | Dec. 01, 1885 | E.F. Woodbury, G. Patten, J. Merrill, J.A. Woodbury | Piston for Air Pumps | air pumps |
| 331,361 | Dec. 01, 1885 | E.F. Woodbury, G. Patten, J. Merrill, J.A. Woodbury | Air Engine | hot air engines |
| 336,093 | Feb. 16, 1886 | L.A. Daelen | Caloric-Engine | hot air engines |
| 404,237 | May 28, 1889 | E.F. Woodbury, G. Patten, J. Merrill, J.A. Woodbury | Air-Engine | hot air engines |
| CA-35,406 | Nov. 12, 1890 | E.F. Woodbury, G. Patten, J. Merrill, J.A. Woodbury | Machine a Air | hot air engines |
