San_Francisco,_Farnsworth's_Green_Street_Lab_plaque.jpg
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This is a photo of a place or building that is listed on the
California Historical Landmark
listing in the United States. Its reference number is
941
.
|
Summary
Description San Francisco, Farnsworth's Green Street Lab plaque.jpg |
English:
Plaque on Green Street in San Francisco dedicated to Philo Farnsworth. The text reads as follows:
FARNSWORTH'S GREEN STREET LAB In a simple laboratory on this site, 202 Green Street, Philo Taylor Farnsworth, U.S. pioneer in electronics, invented and patented the first operational all- electronic television system on September 7 1927. The 21-year-old inventor and several dedicated assistants successfully transmitted the first all-electronic television image, the major breakthrough that brought the practical form of this invention to mankind. Further patents formulated here covered the basic concepts essential to modern television. The genius of green street, as he was known, died in 1971. California registered historical landmark no. 941 Plaque placed by the state department of parks and recreation in cooperation with the Philo Farnsworth Foundation, Inc., September 15, 1981.
Polski:
Tablica upamiętniająca pioniera telewizji Philo Farnswortha przy ulicy Green Street w San Francisco.
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Licensing
I, the copyright holder of this work, hereby publish it under the following licenses:
Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License , Version 1.2 or any later version published by the Free Software Foundation ; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License . http://www.gnu.org/copyleft/fdl.html GFDL GNU Free Documentation License true true |
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This photo of the United States of America was taken during
Wikiexpedition 2012 USA
backed up by
Wikimedia Polska Association
.
You can see all photographs in category Wikiekspedycja 2012 USA . English | polski | +/− |
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