Mr Potato Head
George Lerner of New York City invented and patented Mr. Potato Head in 1952.
Poulsen Arc Transmitter
The arc transmitter was invented by Valdemar Poulsen in 1902.
Power Loom
Edmund Cartwright was a cleric and the inventor of the power loom patented in 1785.
Press Release
A press release is a public statement made to the media.
Printed Electronics
Printed electronics is the term for a relatively new technology that defines the printing of
electronics on common media such as paper, plastic, and textile using standard printing
processes.
Printers (Computer)
The history of computer printers.
Printing
Learn about the history of printing and printer technology.
Prony Brake
Gaspard de Prony invented the Prony brake or dynamometer.
Prosthetics
The history of prosthetics and amputation surgery begins at the very dawning of human
medical thought.
Prozac
Prozac® is the registered trademarked name for fluoxetine hydrochloride and the world's
most widely prescribed antidepressant.
Pumpkin Carving Kits
The art and history of pumpkin carving. See Also - Pumpkin Carving II
Punch Cards
Herman Hollerith invented a punch-card tabulation machine system for statistical
computation.
Push Pins
Edwin Moore invented the push-pin.
Puzzles
Learn the history behind the crossword and other brain-teasing puzzles.
PVDC
The origins of Saran Wrap® (PVDC) film and the history of the Dow Chemical Company.
PVC
Waldo Semon invented a way to make polyvinyl chloride or vinyl useful.
Q-tips
Q-Tips was not the original brand name for the new cotton swabs.
Quartz Watch
View an historical timeline on the invention of the quartz watch.
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