Frederick J. Loudin invented the keychain because of theft and forgetfulness. In the 1800s, pickpockets ran rampant and people lost their keys easily, so he invented something to help people avoid both of these issues.
Type your answer here... he invented the key chain to put keys on it
Frederick J. Loudin died on 1904-11-03.
Frederick J. Loudin was born on 1836-01-01.
For making a key fastener. It's called a key chain today.
Frederick J. Kapala was born in 1950.
Frederick J. Osterling was born in 1865.
Frederick J. Stephens was born in 1945.
J. Frederick Motz was born in 1942.
Frederick J. Damerau died in 2009.
J. Frederick Kelly was born in 1888.
J. Frederick Kelly died in 1947.
Frederick J. Schlink died in 1995.