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| Patents for Charles I. Loveren | |||||
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| Number | Date | Patentee | Title | Type | |
| 297,611 | Apr. 29, 1884 | C.I. Loveren | Machine for Making Gem Settings | jewelers lathes | |
| 321,041 | Jun. 30, 1885 | C.I. Loveren | Chuck for Gem Setting | metal lathe chucks | |