Interlocking brick
United States Patent 2185497

Inventors:
Joseph, Cilento Angelo
John, Agnoli Silvio
Publication Date:
01/02/1940
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Assignee:
Joseph, Cilento Angelo
John, Agnoli Silvio
Primary Class:
52/98
Other Classes:
52/610, D25/117, 52/611
International Classes:
F27D1/04