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All Patents in class 184/6.3 | |||||
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Picture | Number | Date | Patentee | Title | |
2,045,737 | Jun. 30, 1936 | F.S. Haas, E.D. Vancil | Machine Tool | ||
2,072,814 | Mar. 02, 1937 | F.S. Haas | Grinding Machinery | ||
2,143,533 | Jan. 10, 1939 | C.E. Brown, W.D. Archea | Machine Tool | ||
2,160,778 | May 30, 1939 | H. Ernst, A.H. Dall | Bearing | ||
2,384,590 | Sep. 11, 1945 | W.G. Baldenhofer | Lubrication System for Machine Tools | ||
2,425,281 | Aug. 05, 1947 | W.G. Hoelscher | Lubrication of machine tools |