New invention of scientists in urdu

By | July 28, 2016
Robot opraition

Some inventions are so ubiquitous that it’s difficult to imagine they started as an idea scribbled on paper and then a patent application submitted to, say, the U.S. Patent and Trademark Office (USPTO). Aluminum foil, adhesive bandages, the ballpoint pen, the computer mouse, the microwave oven — these are just a few examples of great ideas that became indispensable products we now take for granted.

Robot k zarye isanon ka opration

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