Automatic toll collection system
United States Patent 2769165
US Patent References:
Burglar alarm system
- - 1818162
Barrier control system
- - 2073834
/2094216.html
- - 2094216
Traffic control device
- - 2347194
Auto checking and counting means for parking areas
- - 2528790
Burglar alarm system
- - 1818162
Barrier control system
- - 2073834
/2094216.html
- - 2094216
Traffic control device
- - 2347194
Auto checking and counting means for parking areas
- - 2528790
Inventors:
Bower, Clyde S.
Publication Date:
10/30/1956
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Export Citation:
Assignee:
Bower, Clyde S.
Primary Class:
Other Classes:
340/942, 340/556, 194/901, 235/99R, 340/928, 235/33, 346/107.200
International Classes:
G07F17/14; G07F17/00
US Patent References: