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Saturday 14 March 2015

famous inventions-15

Ocarina

Giuseppe Donati invented the modern 10-hole ocarina.

Oceanography Related

Although oceanography has been recognized as a formal scientific discipline for only 150 years, the quest for this understanding and its practical application to commerce and war - often unwitting - goes back much further.

Odometer

History of the odometer.

Office History

In the late 19th century, commercial offices for conducting business first appeared in the United States.

Optical Analysis System

Ellen Ochoa invented the optical analysis system.

Optical Diagnostic Equipment

Tuan Vo-Dinh invented optical diagnostic equipment. Vo-Dinh's patents were for a badge worn on a worker's shirt that recorded exposure to toxic chemicals and for a optical scanner that would read that badge.

Optical Disc

David Paul Gregg first envisioned the optical or laser disc in 1958 and patented it in 1969.

Oral Contraceptives

The inventors behind the first oral contraceptives.

Orgone Accumulator

Dr Wilhelm Reich invented the orgone accumulator.

O-Ring

Today's dynamic o-ring was the result of experimental work done in the early 1930's by Mr. Niels Christensen.

Outboard Motor

Ole Evinrude invented the outboard motor.

Ovens

The first historical record of an oven being built refers to a stove built in 1490 made entirely of brick and tile.

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