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1850-1888, electrical engineer; inventor; patentee, French

Lucien Gaulard

1850 - 1888

1772-1847, locksmith, inventor; patentee, England, British

Chubb, Charles

1772 - 1847

1849-1897, engineer; patentee, British

Blechynden, Alfred

1849 - 1897

1852-1935, 12th earl of Dundonald; army officer; patentee, British

Douglas Mackinnon Baillie Hamilton Cochrane

1852 - 1935

1896-1993, scientist; inventor; patentee, Moscow, Russia, Russian

Theremin, Leon

1896 - 1993

1805-1873, active 1861 as ship's log patentee, British

Thomas Walker

1805 - 1873

d. 1798, active 1770s, minister; patentee of machines for raising and shearing cloth, English

John Harmar

Unknown - 1798

1871-1938, lawyer; photographer; patentee, Austrian

E Mayer

1871

active 1880s-1890s, electrical engineer; inventor; patentee, British

John Dixon Gibbs

1858-1958, electrical engineer, phenol formaldehyde product patentee, Inverness, Scottish; British

F.R.S. Swinburne

1858

1867-1908, magic lantern and optical equipment retailer, patentee; entertainer, British

William Charles Hughes

active 1881, gun maker; patentee, London, England, British

Frank Clarke

active 1862, patentee of pharmacy shop rounds, American

W N Walton

active 1930s-1950s, inventor; patentee, British. Staff at Imperial College Mathematical Dept.

John Harvey

active 1927, inventor of a type of electrical clock, American

Arthur French Poole

active 1855, engineering tool patentee and manufacturers, British

T. B. Sharp and R. Furnival Co.

active 1884-1886, coal miner's safety lamp inventor/maker, England, British

J Ashworth

active about 1944, patentee of electric hot water bottle, British?

Frank Stanley Spooner Wates

active 1859, patentee & maker (?) of surveying instruments, American

J M Drummond

active 1890s, maker and patentee of the 'Oxydonor', Canadian

Dr Hercule Sanche and Company

active 1885-1917?, patentee of type of case for a tobacco pipe, British

Mason

active 1900-1905, pencil pointer patentee, Germany

Heinrich August Herman Guhl

active 1913, inventor; patentee of optical pyrometer, British?

A O Cochrane

active 1823-1859, hydrometer/ instrument maker, patentee, London, American

How, Andrew Peddie

active 1870-1874, gas engine maker, British; English

J E H Andrew

active 1900-30s?, inventor; patentee, London, England

Walton and Curtis

active 1862, steering gear inventor, patentee, American

David L Allen

printing press designer and patentee, British?

Alexander Ruthven

active early 20th century, camera accessory manufacturer, Chicago

George Lloyd Harvey

active 1860, patentee, French

Achille

active 1910-1916, typographical printing machine designer/ patentee, British?

Grant, L. A. and Legros, J. C.

patentee 1925, inventor, American

K.C.D. Hickman

active 1870-1880, patentee of headache relief band, British?

Townsend

active 1920-1926, machinery revolution counter patentee, British

Ormes

active 1889, patentee and manufacturer of cameras, Germany

O Freiwirth