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Things were first developed during the First World War.
An intriguing overview of five important and relevant subjects, which first appeared in use during the First World War. I advise you to read further.
LЁTNAYA JACKET
During the First World War, with the development of aviation appeared lёtnaya jacket. It was first created in Germany. In those days, there was an open cockpit, so the pilots had to wear something warm, which can save them from the cold at altitude. Jackets were long and made of leather.
WATCHES with alarm
During the First World War there were the first wrist watch with an alarm clock. They produced the company Eterna. It has patented his invention in 1908. For the first time presented the Eterna watch on the annually held the Swiss National Exhibition in Bern in 1914.
Bulletproof steel helmets
With the outbreak of World War II appears bulletproof helmet. This is due to the so-called trench warfare. The heads of the soldiers who are in the trenches, became an easy target. From a rifle bullet this helmet is not saved, but protects against debris and shrapnel. The first such helmets were the English, then the French (Adrian helmet). The Germans initially ignored the helmet. But then, in 1915 we tested the helmets of several forms. As a result of the beginning of 1916 in Hanover, it was developed by a famous model - a steel helmet (stahlhelm) - M1916.
FRENCH
During the First World War of 1914-1918 in the army widespread tunics random samples - imitation English and French models, received the general name of "french" - on behalf of the British General John French.
Electric hand drill GUN
In 1917 it was created the first electric hand drill with a small-sized trigger switch and pistol grip. The device is released to the market American inventors Duncan Black and Alonzo Decker.
LЁTNAYA JACKET
During the First World War, with the development of aviation appeared lёtnaya jacket. It was first created in Germany. In those days, there was an open cockpit, so the pilots had to wear something warm, which can save them from the cold at altitude. Jackets were long and made of leather.
WATCHES with alarm
During the First World War there were the first wrist watch with an alarm clock. They produced the company Eterna. It has patented his invention in 1908. For the first time presented the Eterna watch on the annually held the Swiss National Exhibition in Bern in 1914.
Bulletproof steel helmets
With the outbreak of World War II appears bulletproof helmet. This is due to the so-called trench warfare. The heads of the soldiers who are in the trenches, became an easy target. From a rifle bullet this helmet is not saved, but protects against debris and shrapnel. The first such helmets were the English, then the French (Adrian helmet). The Germans initially ignored the helmet. But then, in 1915 we tested the helmets of several forms. As a result of the beginning of 1916 in Hanover, it was developed by a famous model - a steel helmet (stahlhelm) - M1916.
FRENCH
During the First World War of 1914-1918 in the army widespread tunics random samples - imitation English and French models, received the general name of "french" - on behalf of the British General John French.
Electric hand drill GUN
In 1917 it was created the first electric hand drill with a small-sized trigger switch and pistol grip. The device is released to the market American inventors Duncan Black and Alonzo Decker.
