+ John Wiedman 1962

Philadelphia, PA

John Wiedman was the founder of GPLA. He was a recognized expert on master keying and his services were sub-contracted bu many lock manufacturers. John performed his trade on many war ships in Philadelphia Navy Yard. John masterkeyed many historical & federal systems, including The Rayburn Building in Washington,  the Nautilis Atomic Submarine and several sister subs.  He also was used by Sargent Lock Company to test thier new locks to see how quickly they could be picked.  He owned and operated John Wiedman's Locksmith Shop at 1500 South 63rd Street in Philadelphia, PA