Title:
Self righting cup
United States Patent 2601767


Inventors:
Wall, Thomas P.
Application Number:
US66387946A
Publication Date:
07/01/1952
Filing Date:
04/22/1946
Assignee:
Wall, Thomas P.
Primary Class:
Other Classes:
220/603, 220/627, 220/713, 248/694
International Classes:
A47G19/22
View Patent Images:
US Patent References:
2437784Nonspillable cup1948-03-16
2414697Infant's drinking cup1947-01-21
2358600Drinking unit1944-09-19
2093133Drinking cup1937-09-14
2012113Combined container and drinking vessel1935-08-20
1254251N/A1918-01-22
0901762N/A1908-10-20
0679610N/A1901-07-30
0577090N/A1897-02-16
0566563N/A1896-08-25
0225785N/A1880-03-23
Foreign References:
FR664742A1929-09-06