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| Patents for Christ Bopp | |||||
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| Number | Date | Patentee | Title | Type | |
| 170,046 | Nov. 16, 1875 | C. Bopp | Improvement in box-trimming machines | box making machines | |
| 188,573 | Mar. 20, 1877 | C. Bopp | Improvement in machines for trimming boxes | box making machines | |