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Sailing ships of the early 1800s how many tons did a typical sailing ship weigh?
90 tons
In what ways has film changed since the 1800s?
Film has changed in many ways since the 1800s. For example, early film used to be in black and white, but now we can watch films in Hi-Definition(HD). Early film also didn't have dialogue in it, unlike today.
How many years did the Manifest Destiny last for?
The Manifest Destiny lasted for about ten years.
Is new imperialism a feature of the British Empire?
Not currently. New Imperialism was a policy of the British Empire from the early 1800s to the early 1900s. The British Empire set up many colonies throughout Africa during that time.
How did improvements in transportation change life in the 1800s?
Many improvements were made to transportation during the early 1800's. Many different industries benefited from the improvements including the textile and agricultural industries.
How many patents did Alexander Graham Bell have?
Alexander Graham Bell had 18 patents issued to him only, and 12 issued to him and collaborators.
How many patents have been issued since 1790?
In the USA alone there have been over 8,300,000 patents issued. Add to these all of the other patents in all of the other countries and you will have your answer.
How many Patents were issued to George Washington Carver?
Three patents (one for cosmetics, and two for paints and stains) were issued to George Washington Carver
How many patents in 1990?
The US Patent Office issued 99,200 total patents from 1 January 1990 to 31 December 1990, including 9 reissue patents, 6 plant patents, 194 design patents, and 98,991 utility patents.
How many Presidents have been issued patents?
That would be only President Lincoln.
How many patents were issued in 1860?
There wasn't a patent office until 1900's.
How many patents have been issued in 2012?
In the US, 276,788 patents were awarded in calendar year 2012. A surprisingly detailed list is linked below.
How many inventions did Thomas Edison invent?
I believe the final count was 1093 patents issued to Tom.
How many patents did Nikola Tesla have?
Some of Tesla's patents are not accounted for, and various sources have discovered some that have lain hidden in patent archives. There are a minimum of 278 patents issued to Tesla in 26 countries that have been accounted for.
How many patents was Elijah McCoy issued?
Elijah McCoy had 57 patents , born in Canada and I don't care what people say he is not might've been the most stupid and ugly looking person in the world
Why did strikes usually fail during the late 1800s and early 1900s?
in the 1800s, why were many labor strikes unsuccessful?
Example of invention not consider new is not patentable?
Patents are issued by governments. Although many of them have the same definitions for patents, they sometimes disagree. You can get a patent in the United States for genetic cloning but not in some European countries, as an example.
