| Patents for B. H. Washington |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| CS-212 | Oct. 29, 1863 | B.H. Washington | Bullet Swaging Machine | |
| CS-213 | Oct. 31, 1863 | B.H. Washington | Machine for Cutting and Serrating Friction Wire | |
| CS-214 | Nov. 05, 1863 | B.H. Washington | Machine for Finishing Cannon | |
| CS-216 | Nov. 18, 1863 | B.H. Washington | Automatic Lathe | metal lathes |
| CS-218 | Nov. 23, 1863 | B.H. Washington | Machine for Casting Cannon | |
| CS-242 | Apr. 20, 1864 | B.H. Washington | Machine for Making Wood Joints | |
| CS-254 | Aug. 29, 1864 | B.H. Washington | Stethoscopic Probe | |
