Question

 When were slotted screws invented?

Answer Slotted screws have been around since at least the late 1400s. "The Medieval Housebook of Wolfegg Castle," published between 1475 and 1490, contains the first documentation of slotted screws being ... Read More »
http://www.answerbag.com/q_view/1940228

Top Q&A For: When were slotted screws invented

When were screws invented?

The standard flat-headed screw was invented around 700 BC, reports History For Kids. According to American Heritage, the Phillips-head screw was invented some time in the 1930s by Henry F. Phillips... Read More »
http://www.answerbag.com/q_view/1937785

Who invented metal screws?

Screws have been used since the first century, so it is virtually impossible to know who invented them. Early screws were made of wood. In 1797, English inventor Henry Maudslay invented a machine t... Read More »
http://www.answerbag.com/q_view/2070965

When were brass screws invented?

In 1797, Henry Maudslay invented the first industrial screw cutting lathe. His masterpiece was a brass screw seven feet long. This lathe design enabled the mass production of brass screws, and the ... Read More »
http://www.answerbag.com/q_view/2291128

Drilled Vs. Slotted Brakes?

Drilled and slotted brakes are both aftermarket options that can be added to a car when the standard smooth plate rotor will not offer enough stopping power. They are used on race cars for their im... Read More »
http://www.ehow.com/facts_7901735_drilled-vs-slotted-brakes.html


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