Stackable drinking vessels and stack thereof
United States Patent 2885134
Publication Date:
05/05/1959
Other Classes:
215/10, 229/103.100, 47/70, 215/389, D07/507, 206/515, 47/47
International Classes:
A47G19/22; A47G21/18; B65D1/26; A47G21/00; B65D1/22