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Patents for George W. Robinson | |||||
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Number | Title | Classification(s) | |||
4,361X | Fire proof window shutters | ||||
4,369X | Rack bolts for doors | ||||
4,674X | Mode of making locks for doors | ||||
315,073 | Log-turner | 83/711, 83/722 | |||
348,295 | Saw-mill carriage | 264/333, 83/435.27, 83/721 | |||
379,403 | Log-canting device | 83/710 | |||
665,052 | Hand Punch | 144/146, 30/363 |