16th Century Locksmith Tool “Danner’s Breaking Screw” | Mr. Locksmith Blog

16th Century Locksmith Tool “Danner’s Breaking Screw” | Mr. Locksmith Blog

16th Century Locksmith Tool “Danner’s Breaking Screw” | Mr. Locksmith Blog For further information go to www.mrlocksmith.com Medieval Locksmith Tools.       Leonhard Danner of Nuremberg was a Sixteenth-Century Nuremberger engineer/inventor. Nuremberger (Nürnberg) was...

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