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| Patents for Imperial Metal Products Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,546,447 | Jul. 21, 1925 | J. Hoogerhyde | Wood-turning machine | pattern lathes | |
| 1,729,111 | Sep. 24, 1929 | J. Hoogerhyde | Steady rest | pattern lathes | |