Invention of a Lock.

One of the earliest thief proof locks was invented by Joseph Bramah of Barnsley in 1787, and it had 479,100,600 different combinations.

Comments

Post a Comment

Popular posts from this blog

Invention of Escalator.

Image
An escalator is an moving stairway that transports people from one floor to the other. Escalators are there at airport, stores and subway stations. The invention of the escalator was made by two American inventors named G. H. Wheeler and W. Reno in 1892.
Read more

Invention of Contact Lense

Image
The first contact lenses were invented by A.E Fick   in 1887 but were not very successful. In about 1950, successful lenses were introduced which covered only the cornea and floated on a layer of tears. These lenses, only 7 to 10 millimeters in diameter of 0.1 to 1 mm thick can usually be worn all day without being removed .
Read more