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

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

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Improvement in cotton-thinners

Elijah Harris and James Cleghorn

1847-08-21

5257
Improvement in combining metallic reeds with piano-fortes

Moses Coburn

1847-02-01

4948
Improvement in harpoons

Charles Randall

1846-12-03

4872
Straw-cutter

W. J. Rylander

1846-10-03

4794
Straw-cutter

James Wade

1846-10-03

4780
Band-pulley

John Simpson

1846-07-07

4618
Propelling vessels

Josephus Echols

1846-05-09

4503
Machine for making bricks

John Simpson

1846-04-25

4481
Cutting ladies' dresses

Hiram Seger

1846-01-28

4367
Improvement in propelling canal-boats, &c.

Josephus Echols

1845-11-26

4293
Improvement in cotton presses

William Sewell

1844-06-15

3631
Method of preventing journals from heating

Elisha Reid

1844-05-25

3595
Machine for gold-washing

Henry Bourne

1843-09-14

3267
Representation of tides and currents

Benjamin Watts

1843-09-01

3248
Mill-saw guide

Jonathan Norcross

1843-08-04

3210
Tanning by machinery

David Mason

1842-12-05

2868
Washing gold

Peter Dauvergne

1842-09-17

2783
Instrument for measuring garments

Peter Veret

1842-05-26

2640
Manner of dressing millstones with ventilators for cooling flour, &c.

Pendleton Cheek

1841-08-21

2222
Condenser of steam-engines and apparatus for supplying the boilers with water

Josephus Echols

1841-08-11

2212
Apparatus employed for separating gold from its ores and the earthy substances combined with it

Thomas Seay

1841-05-04

2078
Improvement in rifles and other fire-arms

James Thomas

1840-05-19

1611
Machine for extracting grubs &c., from land

Young Short

1840-01-28

1480
Improvement in the mode of preserving timber

Edward Earle

1838-09-20

934
Improved mode of constructing and using fishing-seines

Cyrus Tracy

1838-09-19

932