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| Patents for Clement J. Schroeder | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,940,403 | Dec. 19, 1933 | L.A. Dumser, C.J. Schroeder | Lathe | ||
| 1,964,937 | Jul. 03, 1934 | L.A. Dumser, C.J. Schroeder | Machine tool | ||
| 1,970,023 | Aug. 14, 1934 | C.J. Schroeder | Lathe | ||
| 2,016,365 | Oct. 08, 1935 | L.A. Dumser, C.J. Schroeder | Lathe | ||
| 2,035,283 | Mar. 24, 1936 | C.J. Schroeder | Machine tool | ||