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| All Patents in class 264/DIG.046 | |||||
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| Number | Date | Patentee | Title | Type | |
| 2,226,447 | Dec. 24, 1940 | A. Allen, G. Smith | Magnetic heater | plastic molding machines | |
| 2,309,496 | Jan. 26, 1943 | G. Smith, L.F. Marsh, E.S. Bird | Heating apparatus for injection molding machines | plastic molding machines | |
| 2,339,607 | Jan. 18, 1944 | G. Smith | Method of preparing moldable material | plastic molding machines | |