Title:
Protective alarm system for metal-enclosed apparatus
United States Patent 3208061
Inventors:
Peter, Gervasi Joseph
Nathan, Robinson
Publication Date:
09/21/1965
Export Citation:
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Assignee:
Peter, Gervasi Joseph
Nathan, Robinson
Primary Class:
340/539.31
Other Classes:
340/545.6, 340/932.2, 343/720, 455/128
International Classes:
G08B29/04; G08B29/00
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US Patent References:
3051934Building protection system
2937269Radio alarm for parking meters
2899674N/A
2344014Warning signal