Title:
Dispensing spout with rupturable breathing diaphragm and closure therefor
United States Patent 3160327


Inventors:
Porcelli, John C.
Application Number:
US8408361A
Publication Date:
12/08/1964
Filing Date:
01/23/1961
Assignee:
POLYMOLD PLASTICS INC
Primary Class:
Other Classes:
220/258.2, 220/835, 220/837, 222/541.9, 222/543, 222/546, D09/446
International Classes:
B65D47/10; B65D47/14
View Patent Images:
Foreign References:
CH286708A1952-10-31