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A few months later, on May 12, 1896, he patented a dust-proof collection bag for the street sweeper (US Patent #560,154). [ 4 ] Although little information is available about his life, we do know that funding for the production for his sweeper was provided by George M. Hallstead and Plummer S. Page. [ 5 ] The production took place in Scranton ...
The first invention credited to Parpart is a street sweeper designed to automate the process of cleaning city streets. Parpart filed two patents for this invention (No. 649,609 [32] in 1899 and no. 762,241 [33] in 1901), both of which listed Hiram D. Layman as co-inventor despite his being only an investor.
A street sweeper or street cleaner is a person or machine that cleans streets. People have worked in cities as " sanitation workers " since sanitation and waste removal became a priority. A street-sweeping person would use a broom and shovel to clean off litter , animal waste and filth that accumulated on streets.
The Court found contributory infringement for the sale of the defendant's ink with patent owners machine. Westinghouse Electric and Manufacturing Company v. Wagner Electric and Manufacturing Company. - Supreme Court, 1912. Bauer & Cie. v. O'Donnell - Supreme Court, 1913. Patent licensing terms do not include dictating the price of the product ...
Federal Signal Environmental Solutions Group manufactures street sweeper vehicles, sewer cleaner and vacuum loader trucks, hydro excavators, waterblasting equipment, dump truck bodies, and trailers. Federal Signal Safety and Security Systems Group manufactures campus alerting systems, emergency vehicle lighting, emergency sirens, alarm systems ...
Thomas L. Jennings (c. 1791 – February 12, 1859) was an African-American inventor, tradesman, entrepreneur, and abolitionist in New York City, New York.He has the distinction of being the first African-American patent-holder in history; he was granted the patent in 1821 for his novel method of dry cleaning. [1]
drawing, patent number # 14,019. One of Hunt's popular inventions was a paper shirt collar. This time he sold the patented design and negotiated for royalty payments, but the item only became popular after he died. [3] The unusual item was first put on sale in New York City in 1854 and used then mostly for stage purposes.
Spangler first tested his invention in 1907. During the next year, he refined the vacuum numerous times, and on June 2, 1908, he received a patent for his sweeper. [1] [citation needed] He refined the patent several times from 1909 to 1913. [1] Spangler, with US$5,000 invested by a friend, formed the Electric Suction Sweeper Company. Ray Harned ...