Browse Inventions by First Letter · H

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Invention Title
Hall stoveView patent
Hand corn huskerView patent
Hand corn planterView patent
Hand corn shellerView patent
Hand corn shellerView patent
Hand loomView patent
Hand loomView patent
Hand loomView patent
Hand printing pressView patent
Hand printing pressView patent
Hand printing pressView patent
Hand railing machineView patent
Hand seed planterView patent
Hand spinning machineView patent
Hand stampView patent
Hand stampView patent
Handle fastening for brooms, brushes, etc.View patent
Handles for brushesView patent
HangerView patent
Hanging bellsView patent
Hanging bellsView patent
Hanging millstonesView patent
Hanging millstonesView patent
Hanging millstonesView patent
Hanging millstonesView patent
Hanging millstonesView patent
Harness padView patent
Harness saddleView patent
Harness saddleView patent
Harness saddle treeView patent
Hasp lockView patent
Hat and umbrella standView patent
HatchetView patent
Head blockView patent
Heat radiatorView patent
Heating apparatusView patent
Heating ovens by steamView patent
Heating stoveView patent
Heating stoveView patent
Heating stoveView patent
Heating stoveView patent
Heating stoveView patent
Hemming guideView patent
Hemming guideView patent
Hemp brakeView patent
Hermetical sealing fruit cansView patent
Hermetically closed and keyless padlockView patent
Hernial trussView patent
High and low water indicator for steam boilersView patent
Hill side plowView patent
Hill side plowView patent
HingeView patent
HingeView patent
HingeView patent
HingeView patent
HingeView patent
HingeView patent
HingeView patent
HingeView patent
Hinge for safe and vault doorsView patent
Hobby gorseView patent
Hoisting and lowering weightsView patent
Hoisting apparatusView patent
Hoisting apparatusView patent
Hoisting apparatusView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hoisting machineView patent
Hollow inclined horse wheelView patent
Hollow shaft couplingView patent
Hollow ware moldingView patent
Hoop skirtView patent
Horse detaching deviceView patent
Horse powerView patent
Horse powerView patent
HorseshoeView patent
HorseshoeView patent
Horseshoe iron machineView patent
Horseshoe machineView patent
Horseshoe machineView patent
HoseView patent
Hot air furnaceView patent
Hot air furnaceView patent
Hot air furnaceView patent
Hot air furnaceView patent
Hot air furnaceView patent
Hot air furnaceView patent
Hot air furnaceView patent
Hot air grateView patent
Hot water reservoir for stovesView patent
House warming furnaceView patent
House, ship, and camp furnitureView patent
Household utensilView patent
Housing and shipping iceView patent
Housing plateView patent
HubView patent
HydrantView patent
HydrantView patent
Hydrant View patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
HydrantView patent
Hydrant and fire plugView patent
Hydrant capView patent
Hydrant for filtrationView patent
Hydraulic blowerView patent
Hydraulic cushin for water pipesView patent
Hydraulic oil pressView patent
Hydraulic power elevatorView patent
Hydraulic pressure regulatorView patent
Hydraulic steam engineView patent
Hydrocarbon burnerView patent
Hydrocarbon burnerView patent
Hydrocarbon vapor apparatusView patent
Hydropneumatic force pumpView patent
Hydrostatic apparatus for testing pipesView patent
Hydrostatic hoisting machineView patent