In 1905 he co-invented the first metallic alloy from which a high - resistance wire could be made that could be used as a durable and safe heating element .
Albert Leroy Marsh , ( August 16 , 1877 -- September 17 , 1944 ) was an American metallurgist .
In 1905 Albert Leroy Marsh co-invented the first metallic alloy from which a high - resistance wire could be made that could be used as a durable and safe heating element .
Albert Leroy Marsh , ( August 16 , 1877 -- September 17 , 1944 ) was an American metallurgist .