Title:
Magnetic building toy
United States Patent 1535035

Inventors:
Richard, Philipp
Publication Date:
04/21/1925
View Patent Images:
Export Citation:
Assignee:
Richard, Philipp
Primary Class:
Other Classes:
335/237, 335/285, 273/456, 335/302, 124/4
International Classes:
A63H33/04