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…
Critical Features disclosed in this patent 1. Related to the patents of Tesla and Charles F. Peck, numbers: US381968 and US382280; 2. Ordinary forms of…
On February 19, 1878, Thomas Edison received a patent for the phonograph. The photo shows Thomas Edison with his patented phonograph.The device could mechanically record…
On January 24, 1871 Charles Goodyear, Jr. patented the Goodyear Welt, a machine for sewing boots and shoes. Welted shoes have more strength, durability and…
Patent Information Publication number: US821393 A Patent Title: Flying-machine Publication type: Grant Publication date: May 22, 1906 Filing date: Mar 23, 1903 Priority date:…
Patent Information Publication number: US200521 A Patent Title: Improvement in phonograph or speaking machines Publication type: Grant Publication date: Feb 19, 1878 Filing date:…
On December 23, 1879, Thomas Edison patented Magneto-Electric Machine. The invention helps increase the effectiveness of the revolving armature. …
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