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| All Patents in class D15/135 | |||||
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| Number | Date | Patentee | Title | Type | |
| D30,196 | Feb. 14, 1899 | O. Barnett, Jr. | Design for a cope or drag for molders' flasks | foundry casting apparatus | |
| D153,852 | May 24, 1949 | A.C. Carlson | Design for an injection molding machine | ||