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The generally accepted answer is around 1720 by Cristofori who invented the hammer escapement action, where hammers strike the strings and there is control over dynamics.
There were a lot of innovations that occurred over then next century and a half. The grand piano, with a cast iron frame, trichord treble strings, modern action, overstrung, copper wrapped bass strings, as we know it today was pretty much standardized by the mid to late 1800s
From:
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What else can I help you with?
What is the difference between the concert piano and baby grand piano?
The concert piano doesn't have as nice sound as the baby grand piano.
When was the Upright Piano invented?
The Upright Piano was invented in 1826.
What shape is the piano?
A piano has many different shapes but the main three are the upright, the grand and the baby grand piano.
Who invented the first piano?
the first piano was invented by bartolomeo cristofori
What is the difference between a grand and a baby grand piano?
A grand piano makes sound by a mechanical system: little hammers hitting strings when the keys are pressed. An electric piano produces sound much the same way, except the sounds are turned into electronic signals by pickups, which makes it able to be amplified or recorded.
When was the grand piano, a popular musical instrument, first invented?
The grand piano was first invented in the early 18th century, around 1700.
Who invented the grand piano?
Phillip Jin Kim
Is there an upright piano that has sound as good as a grand piano?
No, nothing can compare to a grand piano.
Are grand and bosendorfer piano different?
Yes they are. Bosendorfer piano has 97notes while grand piano has 88notes.
What is the difference between the concert piano and baby grand piano?
The concert piano doesn't have as nice sound as the baby grand piano.
When was the Upright Piano invented?
The Upright Piano was invented in 1826.
Who invented the giraffe piano?
giraffes invented the giraffe piano
When was More Grand Piano created?
More Grand Piano was created in 1985.
When was PH Grand Piano created?
PH Grand Piano was created in 1931.
What was a cost of a grand piano in the 1930?
Surprisingly, the cost of a Grand Piano in the 1930'S was about a grand ($1,000.00).
What shape is the piano?
A piano has many different shapes but the main three are the upright, the grand and the baby grand piano.
Who invented the first piano?
the first piano was invented by bartolomeo cristofori
