On November 27, 1894, Mildred Lord was granted a patent for a washing machine. Mildred Lord is considered a prominent Amercian women inventors. …
Tag: ThisDayInPatentHistory
This Day in Patent History - On November 25, 1975, Robert S. Ledley was granted a patent for "diagnostic X-ray systems" known as the CAT-Scan
On November 25, 1975, Robert S. Ledley was granted a patent for “diagnostic X-ray systems” known as the CAT-Scan. He pioneered the use of electronic…
This Day in Patent History - On November 24, 1874, a patent was granted to Joseph Glidden for barbed wire fencing
On November 24, 1874, a patent was granted to Joseph Glidden for barbed wire fencing. …
On November 23, 1899 Andrew Beard was granted a patent for a railway car coupler
On November 23, 1899 Andrew Beard was granted a patent for a railway car coupler. Andrew was born a slave, was emancipated at the age…
This Day in Patent History - On November 21, 1854, Issac Von Bunschoten patented a rosin-oil lamp
On November 21, 1854, Issac Von Bunschoten patented a rosin-oil lamp. …
This Day in Patent History - On November 22, 1904, design patent for the Congressional Medal of Honor was granted to George Gillespie
On November 22, 1904, design patent for the Congressional Medal of Honor was granted to George Gillespie. …
This Day in Patent History - On November 20, 1923, a patent was granted to Garrett Morgan for a traffic signal
On November 20, 1923, a patent was granted to Garrett Morgan for a traffic signal. He is one of the first inventors of traffic signals…
This Day in Patent History - On November 18, 1895, William H. Fauber filed for bicycle crank shaft
On November 18, 1895, William H. Fauber filed for bicycle crank shaft. “Fauber Crank Shaft” was widely used across the world. …
This Day in Patent History – On November 17, 1891, Emile Berliner was issued a patent for a combined telegraph and telephone
On November 17, 1891, Emile Berliner was issued a patent for a combined telegraph and telephone. …
This Day in Patent History – On November 16, 1939, patent was issued for air conditioner for vehicles
On November 16, 1939, patent was issued for air conditioner for vehicles. …