Title:
Burglar alarm
United States Patent 3327300


Inventors:
Birrenkott, Louis A.
Application Number:
US43217265A
Publication Date:
06/20/1967
Filing Date:
02/12/1965
Assignee:
Birrenkott, Louis A.
Primary Class:
Other Classes:
200/61.62, 340/671
International Classes:
G08B13/08
View Patent Images:
US Patent References:
2423610Electric burglar alarm1947-07-08
1491286Means for supporting hats in auditoriums1924-04-22
1110893N/A1914-09-15
0775723N/A1904-11-22
0740684N/A1903-10-06