Panama Wrench Company
Panama Wrench Company (Los Angeles, CA) - Incorporated 10/8/1915 by U. Fernandez, E. A. Hillman, and M. J. Lovett to produces the Toth patent wrench below. This wrench was manufactured, as evidenced by an auction sale by Don Ervin and Robert Matz Antique Wrench Auction - April 17 and 18, 2009 - York, Nebraska. The disposition of the company is unknown, and the final reference we found was April of 1916.
Steven Toth Patent #1,070,559 - Wrench