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All Patents in class 74/53 | |||||
Number | Date | Patentee | Title | Type | |
2,797,799 | Jul. 02, 1957 | W.A. Ehlert | Apparatus for Drawing Wire and Operating Thereon | wire drawing machines | |
2,816,462 | Dec. 17, 1957 | S.M. Babbitt | Precision boring machine | vertical boring mills | |
2,872,853 | Feb. 10, 1959 | J.H. Hoern | Milling and boring machine | milling machines |