72089667
Jan 26, 1960
Sep 6, 1960
Fire Fighting Apparatus-Namely, Automotive Truck Units Each Having a Container for Storing Dry, Chemical, Fire-Extinguishing Powder, Means for Pressurizing and Aerating the Powder in the Container with Inert Gas, and Means for Discharging the Powder from the Container Upon a Fire
Yarns and Threads