Swimming ring
United States Patent 1566858

Inventors:
Guinzburg, Edwin A.
Publication Date:
12/22/1925
View Patent Images:
Download PDF 1566858 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Guinzburg, Edwin A.
Primary Class:
472/129
Other Classes:
441/81, 446/220, D21/808, 43/3
International Classes:
B63C9/08; B63C9/00