| 摘要 |
427,447. Jugs. WOODHOUSE, B., 2B, Blenkarne Road, Wandsworth Common, London. Feb. 14, 1934, No. 4861. [Class 128] [See also Group XVII] A milk jug float consists of a hollow discshaped body having annular corrugations formed in its upper and/or lower surface, whereby the float is made flexible to changes in temperature. As shown, it consists of two parts pressed or spun together at their peripheries, a knob being provided on the upper. A flange may extend downward from the periphery, for trapping impurities. |
