Mahlon, J. W. & Company
J. W. Mahlon & Company (New York, NY) -
Article about the Mahlon Ratchet Drill from 1871. If you browse to page 168 in the referenced document, you can see an article about Mr. Mahlon's wrench.
James W. Mahlon Patent #118,619 - Wrench
James W. Mahlon Patent #109,747 - Improvement in devices for clamping or cutting off tubes and rods
James W. Mahlon Patent #116,847 - Improvement in Ratchet Drills