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...During the Civil War, the Confederacy established its own Patent Office which issued 266 patents, a third of which concerned implements of war.
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| Number | Title | Issue Date |
| 7000659 | Adzer mount assembly An adzer mount assembly having a slider box with a vertical slider and horizontal sliders. The vertical slider has an adzer which can be precisely positioned over a crosstie by hydraulic transverse movement of the slider box and vertical movement of the vertical sli... | 02/21/2006 |
| 4807678 | Apparatus for notching pallet stringers The apparatus for notching pallet stringers comprises a skid surface over which the stringers are caused move, the stringers are held down against the skid surface so that rotary cutting knives can form the notches. The apparatus is provided with a convey... | 02/28/1989 |
| 4649971 | Crosstie boring apparatus A boring machine for preboring holes in railway ties on which a powered conveyor is supported for movement between input and discharge ends through a boring station between the input and discharge ends to extend transversely of the conveyor path. At the b... | 03/17/1987 |
| 4463786 | Timber dapping apparatus Apparatus for cutting flat bottomed daps in heavy timber includes conveyor means for moving the timber through the apparatus and a cutter head operable to cut a relatively wide dap in one surface of the timber. The cutter head is supported for movement to... | 08/07/1984 |
| 4071060 | Crosstie adzing and boring machine An upright main frame is provided with horizontal rails extending transversely through the frame to form a travel path for crossties. A pair of motor driven adzing heads are supported below the crosstie travel path for forming rail seats on the depending ... | 01/31/1978 |
