Title:
Closure alarm device
United States Patent 2824300


Inventors:
Samuel, Rand
Application Number:
US59721056A
Publication Date:
02/18/1958
Filing Date:
07/11/1956
Assignee:
Samuel, Rand
Primary Class:
Other Classes:
340/545.2, 340/594
International Classes:
E05B45/08
View Patent Images:
Other References:
None