An Improved Device for Hanging Pictures, also applicable for Turning Gas-Cocks

摘要

16,082. Lake, H. H., [Kanaly, M. E., and Kanaly, F. M.]. July 21. Actuating gas cocks. -A staff 1 is provided with a shanked head 2 formed to serve for hanging pictures and for turning gas cocks. The head 2 is formed with a rectangular recess 4 for the reception of a moulding hook or, as shown, the thumb pad of a gas cock.