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Patents Granted on 1840-__-__
Patents 1 - 15 of 56
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NumberDatePatenteeTitleType
1,475Jan. 18, 1840C.E. WarnerMachine for turning wooden boxesbox making machines
1,486Feb. 08, 1840S. Morrill, E. MoodySelf-tending sawmillsawmill carriages
1,491Feb. 18, 1840I. StraubPortable grist-mill
1,493Feb. 18, 1840W.R. Greenleaf, A. ColeMachine for cutting veneersveneer machines
1,522Mar. 25, 1840B.D. Whitney, G.W. LawtonMachine for stretching cloth in the process of fulling
1,527Mar. 31, 1840W. BryantImprovement in Plowsplows or ploughs
1,553Apr. 15, 1840W. FieldManner of Manufacturing Screw-Augersmaking drills and augers
1,617May 25, 1840G. PageImprovement in seed-planting machines
1,620May 25, 1840A.L. Pennock, J. SellersImprovement in the Clasps of Carpet-Bags
1,647Jun. 20, 1840S.F. MorseElectric telegraphtelegraphy apparatus
1,648Jun. 20, 1840A. Crowell, W.A. CrowellConstruction of Churnschurns
1,649Jun. 20, 1840A. BaileyMortising and tenoning machinemortising machines
1,652Jun. 27, 1840J. HamiltonPit-sawing and slitting machine for sawing logs into lumber and boards
1,658Jun. 27, 1840Z. Parker, R. McKelveyImprovement in Percussion and Reaction Water Wheelswater wheels
1,659Jun. 27, 1840H.W. HewetScrew Wrenchnut wrenches
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