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Type Symbol Description Adopted Image Notes Aircraft: Piper J-3 Cub: June 26, 2014 [2]Amphibian: Eastern hellbender (Cryptobranchus alleganiensis) April 23, 2019
The Pennsylvania Code is a publication of the Commonwealth of Pennsylvania, listing all rules, regulations, and other administrative documents from the Government of Pennsylvania. [ 1 ] [ 2 ] Citation
The modern-day provisions of the law applied to inventions are laid out in Title 35 of the United States Code (Ch. 950, sec. 1, 66 Stat. 792). From 1836 to 2011, the United States Patent and Trademark Office (USPTO) has granted a total of 7,861,317 patents [7] relating to several well-known inventions appearing throughout the timeline below.
The state experience significant economic decline with the demise of the state's steel industry and other heavy industries, which began in the late 20th century and intensified in the 1980s. With job losses came heavy population losses, especially in Philadelphia and Pittsburgh. With the end of mining and the downturn of manufacturing, the ...
The following articles cover the timeline of United States inventions: Timeline of United States inventions (before 1890), before the turn of the century; Timeline of United States inventions (1890–1945), before World War II; Timeline of United States inventions (1946–1991), during the Cold War; Timeline of United States inventions (after ...
Pennsylvania is the fifth-most populous state in the United States, with over 13 million residents as of the 2020 United States census, its highest decennial census count ever. [3] The state is the 33rd-largest by area and has the ninth-highest population density among all states .
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Olyphant is a borough in Lackawanna County, Pennsylvania, United States. It is six miles (10 km) northeast of downtown Scranton, on the Lackawanna River in the heart of the anthracite region of the state. Its main source of employment was the mining and shipping of coal. It was the headquarters of the Lackawanna Coal Company. [4]