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| Patents for Harry R. Dziedzic | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,168,322 | Feb. 02, 1965 | H.R. Dziedzic | Chucking Device for Machine Tool Spindle and Tool Holder for E Therewith | metalworking machine mechanisms | |
| 3,185,492 | May 25, 1965 | H.R. Dziedzic | Tool Holding Means | metalworking machine mechanisms | |