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| Patents for Charles D. Oesterlein | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 1,138,010 | May 04, 1915 | C.D. Oesterlein, L.H. Blood | Milling-machine | |
 | D53,687 | Aug. 05, 1919 | C.D. Oesterlein, L.H. Blood | Design for a milling-machine frame | |
 | 1,330,897 | Feb. 17, 1920 | C.D. Oesterlein, L.H. Blood | Milling-machine | |
 | 1,405,622 | Feb. 07, 1922 | C.D. Oesterlein, L.H. Blood | Machine tool | |
 | 1,925,599 | Sep. 05, 1933 | C.D. Oesterlein, C.F. Littelmann | Milling machine | |