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| Patents for Charles W. St. Clair | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,501,012 | Mar. 21, 1950 | C.W. St. Clair | Water-heating apparatus | veneer machines | |
| 2,636,506 | Apr. 28, 1953 | C.W. St. Clair | Strainer-equipped condensation drainer | ||
| 2,652,980 | Sep. 22, 1953 | C.W. St. Clair | Thermostat-controlled condensation drainer | ||
| 2,667,186 | Jan. 26, 1954 | C.W. St. Clair | Flow control device | ||