Englishfor English speakers
valuation
Noun
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Valuation is an estimation of the worth of something, it is usually done by a valuer.
of
Preposition
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Made using.
It is a house of cards.
patent
Noun
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A patent is a way of protecting an invention from being stolen.
—
Thomas Edison had over 2000 patents.
patent
Verb
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To patent means to get a patent on an invention
Thomas Edison patented the light bulb and the phonograph.