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Patents Granted on 1930-04-15 | |||||
Number | Date | Patentee | Title | Type | |
1,754,222 | Apr. 15, 1930 | E.L. Connell | Electric drill | ||
1,754,470 | Apr. 15, 1930 | J.R. Kerlin | Bending machine | metal bending machines | |
1,754,621 | Apr. 15, 1930 | H.D. Corwin, W.R. Fox | Tapping or like machine |