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charles babbage- invented the machanical calculator
Most mechanical calculators were comparable in size to small desktop computers and have been rendered obsolete by the advent of the electronic calculator. -
Samuel Morse invents the telegraph.
The electrical telegraph, or more commonly just telegraph, superseded optical semaphore telegraph systems, such as Claude Chappe's cables designed for communication among the French military -
Kirkpatrick Macmillan invents a bicycle.
they invented the bicycle to give people an alternative method of transportation besides horses. -
Samuel Slocum patents the stapler.
staplers are used to join multiple sheets of paper. Paper staplers come in two distinct types: manual and electric. -
joel Houghton- dishwasher
