| All Patents in class 409/65 |
Patents 1 -
7
of 7
      |
| Number | Date | Patentee | Title | Type |
| 1,058,711 | Apr. 15, 1913 | E.E. Beck | Cut-back-die-thread machine | |
| 1,200,047 | Oct. 03, 1916 | A.M. Thompson | Work-Holder for Screw-Threading Machines | metalworking machine work holding |
| 1,276,445 | Aug. 20, 1918 | C.H. Taylor | Thread-cutter | lathe tools |
| RE15,625 | Jun. 12, 1923 | C.H. Taylor | Thread-cutter | lathe tools |
| 1,750,956 | Mar. 18, 1930 | R.E. Flanders | Machine for Grinding Chasers | thread grinders |
| 2,148,805 | Feb. 28, 1939 | S.A. Cogsdill | Method of Making Oil Hole Drills | metalworking twist drills |
| 3,774,501 | Nov. 27, 1973 | H.H. Ranney, R.W. Brown | Thread Milling Attachment | metal lathe accessories and attachments |
