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US Number-Issued Patents (1836-1861, 1866-1920)

US Number-Issued Patents (1836-1861, 1866-1920)

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Vertical cylindrical gold washer separator

Roswell King

1830-10-01

X6139
Flutter Wheels: Applying water to flutter wheels (water wheels)

E. B. Pritchard

1830-05-31

X6011
Horizonal Rack and Pinion Cotton Press

Zenos Bronson

1829-07-07

X5557
Hulling and Cleaning Rice, Coffee, Clover Seed, &c

Zenos Bronson

1829-07-07

X5558
Letting water on water wheels

John Houghton

1829-01-13

X5331
Improvement in medicine

Fitzgerald Bird

1828-04-16

X5070
Medicine

John Dent

1828-07-02

X5157
Metallic bands for conveying power

Joseph Eve

1828-05-01

X5093
Improvement in clarifying the juice of the cane

William Mcintosh

1828-03-07

X5027
Mode of letting the water on water wheels

Thomas Key

1826-07-18

X4498
Mode of propelling of the cotton gin

Peter Knox

1826-12-07

X4595
Running gear for the cotton gin and corn mill

Brittain Huckaby

1824-08-16

X3923
Crossing or collapsing lever power

William Scarbrough

1824-05-19

X3873
Planking vessels

William Scarbrough

1824-05-19

X3874
Foot gin for cleaning cotton

William Gould

1821-02-20

X3298
Improved method of towing boats

Samuel Howard

1820-05-24

X3205
Improved method of towing boats

Samuel Howard

1820-05-24

X3205
Straw cutting machine

Lemuel Greene

1819-12-21

X3152
Improvement on the floating dry dock

Albert Brux

1818-11-06

X3017
Driving whip saw

Joseph Coppinger

1810-03-19

X1243
Machine for beating out rice

Joseph Coppinger and John Beck, of Charleston, SC

1810-03-19

X1242
Machine for cleaning rice

Roswell King

1809-11-21

X1155
Cotton gin

Obadiah Crawford

1807-06-22

X775
Roller cotton gin

William Bell and Samuel DeMontmollin

1803-03-07

X428
Cotton gin

William Bell and Samuel DeMontmollin

1802-04-07

X364