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Wax foundation was invented by German Johannes Mehring in 1857, [1] a few years after Langstroth designed and patented the Langstroth hive on October 5, 1852. [2] Mehring's wax foundation had only the bottom of the cells, and today's base with the foundation of the cells was invented by US beekeeper Samuel Wagner. [ 1 ]
Robert W. Hutson was born on June 20, 1919, in San Luis Obispo County, California. [2] Hutson was an only child. He grew up in the Watsonville, California area. [3]Hutson studied dentistry at the University of California, San Francisco, and graduated in 1943.
Wax rims are devices that are used in dentistry to help in the fabrication of removable prostheses, such as complete and partial dentures. [1] When placed in the mouth, wax rims allow the dentist to record a measured vertical dimension of occlusion (VDO) because the patient will be unable to close further than the wax will allow. The wax is ...
[148] [149] [150] Despite credit usually going to English inventor Hubert Cecil Booth for inventing the first electric vacuum cleaner in 1901, his vacuum was actually predated two years by an American, John Thurman of St. Louis, Missouri, who invented the motorized vacuum cleaner in 1899. [151]
In the field of Orthodontics, he is best known for his introduction of a refined type of retention plate called the Hawley Bite Plate. Two of Dr. Hawley's papers Determination of the Normal Arch and Its Application to Orthodontia and An Accurate Method in Orthodontia were read before 4th International Dental Congress and New York Institute of Stomatology.
Inventor of Toothpaste Washington Wentworth Sheffield (April 23, 1827 – November 4, 1897) was an American dental surgeon best known for inventing modern toothpaste in the 1870s. With the help of his son Lucius T. Sheffield, he was also the first to sell the paste in collapsible tubes .
William Herbert Rollins (June 19, 1852 - 1929) was an American scientist, inventor, and dentist. He was a pioneer in radiation protection.Many of his inventions and investigations in medical radiography and photography have been ranked in importance with those of Thomas A. Edison, Elihu Thomson, and William J. Morton.
Golf tee patent, granted December 12, 1899. George Franklin Grant (September 15, 1846 – August 21, 1910) was the first African-American professor at Harvard.He was also a Boston dentist, and an inventor of an early composite golf tee made from wood and natural rubber (specifically, gutta-percha) tubing.