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How has the train been improved since it was invented?
YES
How have the bifocals been improved since they were invented?
It has improved by being more fashioned and letting people see clearly.
How has the first transistor radio been improved since it was invented?
IC chip
Has the x-ray been improved upon since it was invented?
nowadays, it kills people
Has the fire extinguisher been improved since it was invented?
Several times to improve its efficency and safety.
Since the 18th century technology has been improving to where we are now but will our technology continue to improve forever?
Technology has improved a lot since the 1800's and will continue growing. It is a big world and many new thing are been invented each day.
How many car crashes have there been since cars have been invented?
There have been over millions of car crashes since they were invented
How has the cell phone change over time since its been invented?
The cell phone has changed greatly since it was first created. It started as a giant block with only the capability to make phone calls. Now, it is essentially a tiny computer, with a huge range of capabilities.
When was the first electric pencil sharpener invented?
Bernard Lassimone, a French mathematician, invented the standard manual pencil sharpener in 1828. In 1847, Therry des Estwaux invented an improved mechanical sharpener.
When was the shoe last invented?
Shoes are constantly being invented and improved upon. Some shoes could have been invented just yesterday or last week for example.
What age was Queen Victoria when the phone was invented?
She was born in 1819 and the phone was invented in the 1870's, so she would have been in her 50's.
Who invented the art in this World?
No one invented art it has been around since humans have been around
