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Metal detector


A metal detector is an electronic instrument which detects the presence of metal nearby. Metal .... Another development was the invention of detectors which could cancel out the effect of mineraliza...

The History of the Metal Detector | MetalDetector.com


Other factors that have greatly influenced the development of metal detectors as we know them today include transistors - invented in 1947 by John Bardeen, ...

The History and Use of Metal Detectors - Inventors - About.com


In 1881, Alexander Graham Bell invented the first metal detector. As President James Garfield lay dying of an assassin's bullet, Alexander Graham Bell hurriedly  ...

Walk-Through Metal Detectors Were Invented to Catch Thieving ...


Jun 20, 2013 ... Today we walk through metal detectors to get into courthouses, airports, ... (or nail clippers), they were invented for searching would-be thieves.

When was the metal detector invented? | Reference.com


The first metal detector was invented in 1881 by Alexander Graham Bell. He attempted to use the device to locate a bullet in the chest of U.S. President James  ...

Alexander Graham Bell's metal detector - SciTechAntiques.com


Metal Detector Props From The Discovery Channel ... Below are photos and descriptions of working models of Alexander Graham Bell's metal detectors, their  ...

How metal detectors work - Explain that Stuff


Jul 15, 2016 ... An easy-to-understand explanation of metal detectors, including an animation showing how they work and photos of different kinds of metal ...

What are the Best Metal Detectors for Metal Detecting on the Beach ...


So you have decided to take a trip to the shore. What better to bring to the beach than a metal detector? The beach is actually the first place that most people ...

Metal Detecting Tips for Beginners: Learning How to Find Treasure!


Interested in metal detecting as a hobby? These metal detecting tips for beginners are a great start as I show you how to metal detect and where to find great ...

Popular Q&A
Q: Who invented the metal detector.
A: It is Alexander Bell. Read More »
Source: www.answers.com
Q: Who invented the metal detector?
A: In 1881, Alexander Graham Bell invented the first metal Read More »
Source: www.chacha.com
Q: Who invented the metal detector, and why?
A: Alexander Graham Bell, he was trying to invent something to find the bullet in the body of pres. James Garfield. Read More »
Source: answers.yahoo.com
Q: Who invented metal detectors.
A: Alexander Graham Bell invented the metal detector with the help of Simon Newcomb. Read More »
Source: www.answers.com
Q: Who Invented the Smoke Detector?
A: The smoke detector is one of the most important safety mechanisms in the modern home. It can issue a signal to the local fire department or merely give an ident... Read More »
Source: www.ehow.com