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LIST OF PATENTS
FOR
INVENTIONS AND DESIGNS,
ISSUED BY THE
UNITED STATES,
FROM 1790 TO 1847,
WITH THE
PATENT LAWS AND NOTES OF DECISIONS
OF THE
COURTS OF THE UNITED STATES FOR THE SAME PERIOD:
©7-16-46
DMF
Preface, Patent Laws
Decisions of Courts
CONTENTS.
DIGEST.
CLASS 1. Agriculture, including Instruments and Operations
CLASS 2. Metallurgy and Manufacture of Metals, and Instruments therefor
CLASS 3. Manufactures of Fibrous and Textile Substances, including Machines for
preparing Fibres of Wool, Cotton, Silk, Fur, Paper
CLASS 4. Chemical Processes, Manufactures, and Compounds, including Medicine,
Dying, Color making, Distilling, Soap and Candle making, Mortars,
Cements, &c.
CLASS 5. Calorific, comprising Lamps, Fireplaces, Stoves, Grates, Furnaces for
heating Buildings, Cooking Apparatus, Preparation of Fuel -
CLASS 6. Steam and Gas Engines, including Boilers and Furnaces therefor, and
parts thereof
123
151
CLASS 7. Navigation and Maritime Implements, comprising all Vessels for convey-
ance on water, their Construction, Rigging, and Propulsion; Diving
Dresses, Life Preservers
167
CLASS 8. Mathematical, Philosophical and Optical Instruments, including Clocks,
Chronometers
183
9.
CLASS 9. Civil Engineering and Architecture, comprising works on Rail and Com-
mon Roads, Bridges, Canals, Wharves, Docks, Rivers, Wiers, Dams,
and other Internal Improvements, Buildings, Roofs
191
Land Conveyance, comprising Carriages, Cars, and other Vehicles used
on Roads, and parts thereof
205
CLASS 11. Hydraulics and Pneumatics, including Water-wheels, Wind-mills, and
other Implements operated on by Air or Water, or employed in Rais-
ing and Delivery of Fluids
-
219
CLASS 12. Lever, Screw, and other Mechanical Power, as applied to Pressing,
Weighing, Raising, and Moving Weights
CLASS 13. Grinding Mills and Mill-gearing, containing Grain Mills, Mechanical
Movements, and Horse Powers
CLASS 14. Lumber, including Machines and Tools for Preparing and Manufacturing,
such as Sawing, Planing, Mortising, Shingle and Stave, Carpenters'
and Coopers' Implements
CLASS 15. Stone and Clay Manufactures, including Machines for Pottery, Glass-
making, Brick-making, Dressing and Preparing Stone, Cements, and
249
265
other Building Materials
285
CLASS 16. Leather, including Tanning and Dressing, Manufacture of Boots, Shoes,
Saddlery, Harness
293
CLASS 17. Household Furniture, Machines and Implements for Domestic Purposes,
including Washing Machines, Bread and Cracker Machines, Feather
Dressing
307