Building block
United States Patent 1684050

Inventors:
Adams, Harry F.
Publication Date:
09/11/1928
View Patent Images:
Download PDF 1684050 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
Adams, Harry F.
Primary Class:
52/590.200
Other Classes:
52/284
International Classes:
E04B2/06; E04B2/02; E04B2/04