| All Patents in class 29/DIG.079 |
Patents 1 -
15
of 20
      |
| Number | Date | Patentee | Title | Type |
| 8,497 | Nov. 04, 1851 | G.W. Beardslee | Planing-machine | wood planers |
| 70,862 | Nov. 12, 1867 | J. Kirkley | Improved nut-tapping machines | nut or bolt making machines |
| 162,194 | Apr. 20, 1875 | E. Schlenker | Improvement in bolt-threading machines | metal threading machines |
| 365,744 | Jun. 28, 1887 | J.W. Heyer | Drilling-machine | |
| 1,207,535 | Dec. 05, 1916 | F.E. Gardner | Disk grinder | disk sanders |
| 1,248,276 | Nov. 27, 1917 | F.J. Curtis | Machine-tool | horizontal boring mills |
| 1,387,869 | Aug. 16, 1921 | V. Royle | Power-saw | tablesaws |
| 1,552,665 | Sep. 08, 1925 | H. Authenrieth | Chip box for tablesaw | tablesaws |
| 1,635,702 | Jul. 12, 1927 | E.P. Bullard, Jr. | Cutting Compound Distribution System | |
| 1,662,313 | Mar. 13, 1928 | E. Henrikson | Pipe-Coupling Tapping Machine | tapping machines |
| 1,917,831 | Jul. 11, 1933 | W.M. Fairbairn | Machine tool | tapping machines |
| 2,015,250 | Sep. 24, 1935 | F.W. Billker | Cutting machine | printer |
| 2,057,488 | Oct. 13, 1936 | F.I. Hochstadt | Apparatus for use with type slug saws | printer |
| 2,109,057 | Feb. 22, 1938 | J.B. Ball, F.W. Billker | Cutting machine | printer |
| 2,165,953 | Jul. 11, 1939 | J.B. Ball, F.W. Billker | Cutting machine | printer |
