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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. ... The price on eBay is $5,000 ...
(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 ...
Collectors and enthusiasts alike are willing to pay high prices or even top dollar for well-preserved, authentic pieces. Here are five valuable 1970s collectibles you might just have stored in ...
AJ Aubrey Patents Description City Filed from Patent Number Date Issued Improved Safety for breakdown guns Hopkinton, MA: 859477: July 9, 1907 Sight For Firearms Meriden, CT: 839535: December 25, 1906 Sight For Firearms Meriden, CT: 835091: November 6, 1906 Automatic Shell-Ejector for Firearms Meriden, CT: 887569: May 12, 1908 Fore-Stock ...
In 1957, Luther Kilness filed patent numbers 2,554,990 [3] and 2,981,389 [4] with the United States Patent Office. This design can be said to be the next evolution of the ratchet design of SK Hand Tools' Theodore Rueb. [1] This ratchet was a very successful design, lasting from its introduction in 1961 to the eventual closure of New Britain in ...
As Samuel Colt's patent on the revolver was set to expire in 1856, Horace Smith and Daniel B. Wesson were researching a prototype for a metallic cartridge revolver. When they discovered that a former Colt employee named Rollin White held the patent for a "Bored-through" cylinder, a component needed for this new invention, the two partners approached White to manufacture a newly designed ...
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.
Vintage Revere Ware, manufactured before 1968 and carrying the prized "Process Patent" maker's mark on the thick copper bottom, is finding its way back into modern kitchens. (Photo courtesy of Blane van Pletzen-Rands) Revere Ware was a line of consumer and commercial kitchen wares introduced in 1939 by the Revere Copper and Brass Corp.