| All Patents in class 244 |
Patents 1 -
15
of 16
      |
| Number | Date | Patentee | Title | Type |
| 33,863 | Dec. 03, 1861 | J.A. Woodbury | Improvement of Projectiles for Smooth-Bored Ordinance | bullets |
| 35,965 | Jul. 22, 1862 | S.S. Gray, J.P. Woodbury | Improvement in sabots for feathered projectiles | |
| 221,855 | Nov. 18, 1879 | B.B. Oppenheimer | Parachute hat | |
| 363,037 | May 17, 1887 | C.R. Wulff | Bird powered flying machine | |
| 381,870 | Apr. 24, 1888 | A. Worthington | Boiler | stationary boilers |
| 821,393 | May 22, 1906 | W. Wright, O. Wright | Flying-machine | |
| 1,238,904 | Sep. 04, 1917 | W.F. Folmer | Aerial Carrier for Photographic Films | film and plate holders |
| 1,655,113 | Jan. 03, 1928 | N. Tesla | Method of aerial transportation | |
| 1,655,114 | Jan. 03, 1928 | N. Tesla | Apparatus for aerial transportation | |
| 1,769,230 | Jul. 01, 1930 | H.H. Manning | Rotary cutter | boring bars |
| 2,292,387 | Aug. 11, 1942 | H.K. Markey, G. Antheil | Secret communication system | communication apparatus |
| 2,489,811 | Nov. 29, 1949 | H.C. Perkins | Belt polishing and grinding machine | sanding machines |
| 2,889,755 | Jun. 09, 1959 | W. Schroeder | Machine Tool Transmission | metalworking power transmission |
| 3,142,458 | Jul. 28, 1964 | J.J. Byrne, R.W. Cruger | Aircraft launching and arresting device | aircraft |
| 3,441,237 | Apr. 29, 1969 | R.L. Bair, C.S. Thompson | Woven tape for aircraft launching and arresting apparatus | aircraft |
