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(d) - data for 1836 include 599 patents issued prior to July 4, the effective date of the 1836 patent law (e) - "Patents", as used in this column, refers to "patents for inventions", also known as "utility" patents Data Sources (a) - recent statistics are obtained from the report, U.S. Patent Statistics Report, U.S. Patent and Trademark Office ...
Captain America #1: Publishing Date in March 1941 and written by Joe Simon and Jack Kirby. It is worth approximately $90,000 to $3,120,000, depending on condition. It is worth approximately ...
Technically, anything over 20 years old can be coined "vintage." But when you truly think of items worth this title, your brain doesn't go to Beanie Babies. Instead, it conjures up images of vinyl...
New Britain Machine Company also supplied many companies, this list includes Mac Tools, Matco Tools, Giller, J. C. Penney (Penncraft), Owatonna Tools Company, American Forge, and PowerKraft. In 1957, Luther Kilness filed patent numbers 2,554,990 [ 3 ] and 2,981,389 [ 4 ] with the United States Patent Office .
Wikipedia entry for Google Patents.Google Patents is a search engine from Google that indexes patents and patent applications from the United States Patent and Trademark Office.
The Bates Automatic Numbering-Machine or Bates stamper is named after the inventor Edwin Granville Bates of New York City. Bates obtained several US patents for the device in the late 1800s and early 1900s, [1] and in 1895 he received a Longstreth award from the Franklin Institute for his invention of a typographic number machine.
Griswold cast-iron pots and pans, skillets, dutch ovens, and other kitchen items had a reputation for high quality, and they are well known to antique collectors and sellers. The easily recognized "cross" logo seen on Griswold products from the 1910s through the 1960s was modified several times over the years.
On 27 March 1905 Henry Sandell filed an application for a United States patent for an electric self playing violin. The patent was granted, as number 807,871, on 19 December 1905 and assigned to Mills Novelty Company. [31] This forerunner of the Violano-Virtuoso was known as the Automatic Virtuosa. It was marketed in 1905.
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