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| Patents for Walter E. L. Bock | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,161,070 | Nov. 23, 1915 | H.M. Neer | Valve Grinder | valve grinding tools | |
| 1,356,394 | Oct. 19, 1920 | G.E. Norris | Mortising-machine | portable timber mortisers | |