The periscope was invented in 1450 by Johann Gutenberg.
The periscope was invented in 1450 by Johann Gutenberg
Gutenberg didn't invent the periscope. He invented the printing press. The periscope was invented by Sir Howard Gruff in Dublin, Ireland in 1865.
Johannes Gutenberg invented a type of periscope in the 1430s. However, the type of naval periscope used today was invented by Hippolyte MariÃ©-Davy in 1854.
The periscope was invented by John Gutenberg so that the Pilgrims could see over the heads of his fellow peers at a religious festival to watch a concert.
The periscope was invented in 1450 by Johann Gutenberg. He invented the periscope so that people could see over people's heads in crowds. In World War I the design was perfected and used so that people could see up and around the corners from their hiding places
To help see an object behind an obstacle.
Simon Lake invented it, and Sir Howard Grubb perfected it.
he didn't Johann Gutenberg did in the 1450s
in 1999 SIMON LAKE invented it and SIR HOWARD GRABB perfected it
Although the use of a periscope to look over the heads of a crowd was first known around 1430 the first person to patented it was Morgan Robertson, around 1920.
it is called periscope because it is periscope
well there really is no antonym that i know of for periscope because a periscope is an object.
a diagram of a periscope
Periscope is a noun.
someone discovered the periscope
Gutenberg invented printing. About fifteen years before the invention of printing, he marketed a very early periscope. I think the question confuses these two facts. Gutenberg marketed a periscope in the 1430's, so pilgrims could see over the heads of people in the crowd. He actually may have invented it. I see no record of what it was called at the time, but the scientific naming conventions used in modern English would certainly give it the name periscope. There is a link below.
The Captain used the periscope to locate the enemy ships.A periscope is the eye of a submarine.
principles of periscope is simply reflection of light
You can use the word Periscope a few ways in a sentence. You can write the sentence I am going to periscope the website.
The duration of Down Periscope is 1.55 hours.