Christmas vintage spinner star ornaments

2 vintage star shaped Christmas ornaments with metal spinners inside. When hung over the vintage type of tree lights the heat from them would make the spinners turn by themselves. The number on these show they were patented Sept 4, 1956 by GARVER #2,761,232. They spin easily, both have silver glitter sparkles on the plastic. The red one is transparent, the white one opaque. They both measure 3-1/2". Rare and hard to find.