Seller: carfirevintage (689) 100%, Location: Kelso, Washington, Ships to: US & many other countries, Item: 262129985177 Pair of lovely industrial antique corner brackets, stamped with the logo of the P&F Corbin Company, which was founded in New Britain, Connecticut in 1851.I was told that these are corner brackets to mount traditional style door closers, and that they were to be mounted on the side of the door frame and top of the frame. Founder Philip Corbin died after a long illness on November 3, 1910 at the age of 86. At the time of his death, Corbin’s companies employed over 1,800 people and were major manufacturing centers in New Britain, even starting an automobile manufacturing company. The P&F Corbin Company eventually merged with other local manufacturers and became the American Hardware Corporation Brackets are very heavy. The measure 15.25" long x 12.5" tall x 1.5" wide. Condition: Lovely condition. No corrosion.