Patent of the Day: Leather Measuring Machine

On this day in 1898 Albert Ayer was granted the patent for Leather Measuring Machine. U.S. Patent No. 608,538. This machine is constructed to measure leather by simply passing the side of leather…


Patent of the Day: Custom Fittable Mouth Protector

On this day in 1967 Jack Cathcart was granted the patent for Custom Fittable Mouth Protector. U.S. Patent No. 3,333,582. This invention relates to mouth protectors and more particularly to a mouth…


Patent of the Day: Apparatus for Automatically Photographing Persons Moving Along a Confined Way

On this day in 1914 Burrell Cannon was granted the patent application for Apparatus for Automatically Photographing Persons Moving Along a Confined Way. U.S. Patent No. 1,105,484. This invention has…


Patent of the Day: Combined Bed Sheet and Shelter Tent

On this day in 1909 Frederic Whitney was granted the patent for Combined Bed Sheet and Shelter Tent. U.S. Patent No. 929,357. The object of this invention is to provide a bed sheet for stockmen,…


Patent of the Day: Pedometer

On this day in 1904 Wilson E. Porter was granted the patent for Pedometer. U.S. Patent No. 765,992. This invention relates to pedometers or devices for registering the distance traveled by a…


Patent of the Day: Machine Gun

On this day in 1893 Richard Gatling was granted the patent for Machine Gun. U.S. Patent No. 502,185. The invention relates to the class of machine guns commonly known as Gatling guns, the object…


Patent of the Day: Shoe (Salvatore Ferragamo)

  On this day in 1952 Salvatore Ferragamo was grated the design patent application for Shoe.  U.S. Patent No. Des. 170,015.


Patent of the Day: Floor Polisher

On this day in 1920 Eugene Snyder was granted the patent application for Floor-Polisher. U.S. Patent No. 1,346,918. This invention relates to floor polishers designed more especially for applying a…


Patent of the Day: Truck Concrete Mixer

On this day in 1932 Gebhard Jaeger was granted the patent for Truck Concrete Mixer. U.S. Patent No. 1,867,838. One object of the invention is more especially to provide an improved and simplified…


Patent of the Day: Drafting Table

On this day in 1905 George Ring was granted the patent for Drafting Table. U.S. Patent No. 795,065. This invention provides a flat-topped table of any required size, and upon the table  there is a…


Patent of the Day: Shampoo Cap

On this day in 1947 Dorothy Vincelle was granted the patent for Shampoo Cap. U.S. Patent No. 2,424,129. This invention relates to a massage cap for use in connection with the washing and massaging of…


Patent of the Day: Centrifugal Winnowing Apparatus

On this day in 1891 Olof Sundgren was granted the patent for Centrifugal Winnowing Apparatus. U.S. Patent No. 455,977. The separation of particles of different weights is effected by this apparatus…