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| Patents for C. W. Coe | |||||
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| Number | Title | Classification(s) | |||
| 9,441 | Drilling-machine | 74/840 | |||
| XC-552 | Machine for drilling holes (and other operations) in metals | ||||
| 37,433 | Improvement in drilling and screw-cutting machines | 185/40F, 408/107, 470/58 | |||
| RE2,487 | Improvement in drilling and bolt-tapping machines | 408/107 | |||
| 86,001 | Improved drilling and bolt-tapping machine | 408/137 | |||
| 216,381 | Improvement in drilling-machines | 74/841 | |||