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The 1985 Yellow Book standard developed by Sony and Philips adapted the format to hold any form of binary data. [524] 1982: Direct to home satellite television transmission, with the launch of Sky One service. [525] 1982: The first laptop computer is launched, the 8/16-bit Epson HX-20. [526] 1983: Stereolithography is invented by Chuck Hull. [527]
Leonardo da Vinci sketched a parachute design in the margin of his sketch book with the following text: If a man is provided with a length of gummed linen cloth with a length of 12 yards on each ...
The Patent Act of 1836 (Ch. 357, 5 Stat. 117) further clarified United States patent law to the extent of establishing a patent office where patent applications are filed, processed, and granted, contingent upon the language and scope of the claimant's invention, for a patent term of 14 years with an extension of up to an additional 7 years. [6]
From the first Apple computer to the COVID-19 vaccine, here are the most revolutionary inventions that were born in the U.S.A. in the past half-century.
A printing press is a mechanical device for applying pressure to an inked surface resting upon a print medium (such as paper or cloth), thereby transferring the ink.It marked a dramatic improvement on earlier printing methods in which the cloth, paper, or other medium was brushed or rubbed repeatedly to achieve the transfer of ink and accelerated the process.
These timelines of world history detail recorded events since the creation of writing roughly 5000 years ago to the present day. For events from c. 3200 BC – c. 500 see: Timeline of ancient history; For events from c. 500 – c. 1499, see: Timeline of post-classical history; For events from c. 1500, see: Timelines of modern history
It is sometimes credited as the first semiconductor in history. The envelope detector is an important part of every radio receiver. 1907: Rosenthal puts in his image telegraph for the first time a photocell. 1911: First film studios are created in Hollywood and Potsdam- Babelsberg .
[5] The Patent Act of 1836 (Ch. 357, 5 Stat. 117) further clarified United States patent law to the extent of establishing a patent office where patent applications are filed, processed, and granted, contingent upon the language and scope of the claimant's invention, for a patent term of 14 years with an extension of up to an additional 7 years ...