Search results 29 - 35 of 46 for the tag Patents

  • “Navigating the air”

    “Navigating the air”

    In 1869, W.F. Quinby of Wilmington, Delaware, invented a new and improved flying machine. Quinby states in his application that his improvements “intended to...


  • No more hair pins or combs

    No more hair pins or combs

    On April 7, 1908, Thomas P. Taylor filed a patent application for a “new and useful improvement in hair-rolls.” In his application, he states that his goal is to...


  • Polishing safety deposit boxes

    Polishing safety deposit boxes

    On September 8, 1903, Emil A. Strauss was granted a patent for his improvement on the safety deposit box. According to his application, until his invention, the...


  • Propeller

    Propeller

    On October 13, 1904, William B. Hayden, resident of New York, submitted a patent application for improvements to the propeller. In his application, he states that his...


  • Raft

    Raft

    On February 14, 1818, David Gordon received a patent for his raft design. When a patent is granted, it excludes others from making, using, offering for sale, or...


  • Staple machine

    Staple machine

    On June 23, 1903, the Patent Office granted Robert K. Marple’s patent for the staple machine. In his application, he states that “it has as its primary object to...


  • The car of tomorrow

    The car of tomorrow

    Preston Tucker filed this patent drawing for his Tucker Torpedo automobile in 1947. This drawing was an exhibit in Tucker's conspiracy and fraud trial. He was...

Search results 29 - 35 of 46 for the tag Patents