| All Patents in class 33/628 |
Patents 16 -
30
of 36
      |
| Number | Date | Patentee | Title | Type |
| 1,430,874 | Oct. 03, 1922 | N.F. Anderson | Machine for Making Door Butt Mortises | mortising machines |
| 1,513,024 | Oct. 28, 1924 | H. Schumacher, E.L. Baumann | Reamer Head | reamers |
| 1,687,649 | Oct. 16, 1928 | F.L. Gillett | Cutter Clearence Gauge | special purpose gauges |
| 1,906,241 | May 02, 1933 | E.A. Arp | Method and apparatus for predetermining the size of rebored cylinders | automotive tools |
| 2,083,115 | Jun. 08, 1937 | C. Booth | Grinding Machine | grinding machines |
| 2,105,962 | Jan. 18, 1938 | C.A. Bickel | Diameter Gauging Apparatus | metal lathe accessories and attachments |
| 2,204,855 | Jun. 18, 1940 | F.P. Healy | Boring head | boring heads |
| 2,330,692 | Sep. 28, 1943 | C.B. De Vlieg | Boring tool | boring heads |
| 2,452,757 | Nov. 02, 1948 | W.B. Holdridge | Lathe radii attachment | metal lathe accessories and attachments |
| 2,468,039 | Apr. 26, 1949 | H.A. Hanson, W.M. Cochrane | Dressing Tool | grinder dressers |
| 2,473,367 | Jun. 14, 1949 | L. Fersing | Multiple Turning Head | turret lathes |
| 2,520,837 | Aug. 29, 1950 | L.C. Hammond | Saw gauge | tablesaw accessories |
| 2,575,945 | Nov. 20, 1951 | C.B. De Vlieg | Machine tool positioning mechanism | metalworking machine mechanisms |
| 3,252,202 | May 24, 1966 | E.P. Bullard, III, E.P. Bullard, IV | Preset Tooling | |
| 3,267,582 | Aug. 23, 1966 | W.B. McCardell | Method and Apparatus for Setting up Tools for Forming Teeth on Workpieces | gear cutting tools |
