Timeline of United States inventions (1890–1945) installing driven conveyor belts that could produce a Model T in ninety-three minutes. 1901 Safety razor (disposable) A safety razor protects the skin from all but the edge of the blade while shaving skin. King Camp Gillette, a traveling hardware salesman of Fond du Lac, Wisconsin invented the double-edged, disposable safety razor attached to a re-usable razor handle. Beforehand, dull razors were taken to barbers for sharpening. With Gillette's double-edged and disposable blades, a uniform shave on a man's face could be achieved with a fresh blade and disposed after it was used. Gillette applied for a patent in 1901.
Invented here employees. One quotation that sums up the philosophy of "Invented Here" is "Gee, it can't be worth much if someone local thought of it first." Invented here Invented here is an opposite of "not invented here" and occurs when management of an organisation is uncomfortable with innovation or development conducted in-house. Reasons this might be the case are varied, and range from a lack of confidence in the staff within the organisation to a desire to have a third party to blame in the event that a project fails. One effect of this version of "invented here" is that detailed