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| All Patents in class 173/160 | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 2,882,761 | Apr. 21, 1959 | R.N. Knosp, C.E. Linden, F.O. Wetzel | Radial drill spindle feed | |
 | 2,915,923 | Dec. 08, 1959 | F.G. Burg | Power feed mechanism for machine tools | |
 | 3,757,638 | Sep. 11, 1973 | J. Martin | Five-Axis Shaper | |