March 23 is celebrated as Family Day in South Africa, and in some regions of Canada, US, Vietnam, Australia and Thailand. This patent application provides…
ESO Very Large Telescope (VLT) atop Cerro Paranal, a 2600-metre high mountain, located some 120 km south from Antofagasta, in the Atacama Desert of Chile.…
On March 21, 1861, Constitution of the Confederate States of America established a Patent Office. The Confederate Patent Office was the agency of the Confederate…
On March 20, 1883, Jan Matzeliger was issued patent for a “lasting device for shoes”. This invention made the mass production of inexpensive shoes possible.…
On March 18, 1947, Quinlan Pretzel Company patented a Pretzel twisting machine. Pretzel is a type of baked bread product made from dough most commonly…
On March 17, 1845, Stephen Perry (a British inventor and businessman) received a patent for the first rubber band. Rubber band has been holding things…
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