The Smith & Egge Manufacturing Company (Bridgeport, CT) - Founded by Friend William Smith and Frederick Egge upon successfully inventing a lock to propose and win a contract for the U. S. Postal Service in 1873. History of Bridgeport & Vicinity
The first reference we find for wrenches is ca. 1897 with their adjustable socket wrench, shown below in the first image. DATAMP shows 2 patents being manufactured by Smith & Egge and the first by Chantrell is for the wrench below, awarded in 1882. This wrench is also marketed as "Chantrell's Adjustable Socket Wrench" in Cooke & Co's 1883 catalog.