Title:
Protective sock with tubular marginal air enclosure having valve means
United States Patent 2582648


Inventors:
Thomas, Mowbray Douglas
Application Number:
US3260648A
Publication Date:
01/15/1952
Filing Date:
06/12/1948
Assignee:
Thomas, Mowbray Douglas
Primary Class:
Other Classes:
2/22, 2/67, 2/83, 2/239, 2/901, 2/DIG.3, 36/4, 128/846, 128/893, 128/DIG.20, 251/331, 450/81, 602/27, 623/66.1, D02/980
International Classes:
A61F13/04; A61F13/06; A61H37/00
View Patent Images:
US Patent References:
2237835Method of making footwear1941-04-08
1980486Surgical foot covering1934-11-13
1959382Rubber shoe1934-05-22
1954122Boot1934-04-10
0850603N/A1907-04-16
0638735N/A1899-12-12