They're made by the U.S. Metal Toy Mfg. Co., but I could find nothing on their history. I suspect they date from the late '40's or the 50's. They have metal noise makers inside, so they should last for New Year's Eves to come.
This rattle noisemaker is made by the same company. I loved the graphics on it:
Happy 2012 and here's to a new year of garage saling!