| Patents Granted on 1868-03-31 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| RE2,904 | Mar. 31, 1868 | J. Dodge | Improved machine for rolling, shaping and forging file-blanks, fliers, and other metallic articles of small dimension | tool making machines |
| 76,040 | Mar. 31, 1868 | H.L. Beach | Improvement in horse-rakes | hay or straw rakes |
| 76,046 | Mar. 31, 1868 | J.F. Broadhead | Improvement in Saw Set | saw sets |
| 76,051 | Mar. 31, 1868 | S. Rust, E.M. Chapin | Improvement in Carpenters' Planes | plane fences |
| 76,052 | Mar. 31, 1868 | M.W. Clark | Improvement in cutter-heads for tenoning blind-slats | cutterheads |
| 76,092 | Mar. 31, 1868 | I.D. Mathews | Journal Box | industrial machine pulleys and belt drive mechanisms |
| 76,093 | Mar. 31, 1868 | A. McCreight | Improvement in carving-machines | carving machines |
| 76,103 | Mar. 31, 1868 | A. Roff | Adjustable Bit for Decorative Work | adjustable drill bits |
| 76,123 | Mar. 31, 1868 | W.C. Wells | Drill Gage | drill accessories |
| 76,130 | Mar. 31, 1868 | A. Wood | Engine Lathe for Turning Shafting | engine lathes |
| 76,147 | Mar. 31, 1868 | A. Bartholf | Improved saw-gumming or toothing machine | tool making machines |
| 76,154 | Mar. 31, 1868 | C.H. Brady | Corn Sheller | miller |
| 76,160 | Mar. 31, 1868 | J.F. Chambers | Improvement in shingle-machines | shingle machines |
| 76,191 | Mar. 31, 1868 | H.D. Hinternesch | Improvement in sawmills | reciprocating sawmills |
| 76,205 | Mar. 31, 1868 | F. Kraus | Improvement in hollow augers | hollow bits |
