| All Patents in class 407/81 |
Patents 16 -
22
of 22
      |
| Number | Date | Patentee | Title | Type |
| 2,078,475 | Apr. 27, 1937 | S.J. Welter | Tool Holder | lathe tools |
| 2,353,913 | Jul. 18, 1944 | J.M. Luers | Cutting-Off Tool and Holder | lathe tools |
| 2,385,010 | Sep. 18, 1945 | J. Lipani | Duplex Reversible Toolholder | insert tool holders |
| 2,587,179 | Feb. 26, 1952 | A.J. Leveille | Tool Holder | lathe tool holders and tool posts |
| 2,848,788 | Aug. 26, 1958 | Z. Goglanian | Tool Holder | lathe tool holders and tool posts |
| 2,903,781 | Sep. 15, 1959 | A.F. Hudson | Metal Cutting Tool and Holder | insert tool holders |
| 3,268,979 | Aug. 30, 1966 | O.A. Opperthauser, J.W. Stewart | Cutting tool | milling machine cutters |
