Signaling system
United States Patent 3155957
US Patent References:
Vehicle assigning, detecting, and dispatching system
- - 2601370
Toll checking system
- - 2683870
Selective fluid metering system
- - 2712885
Signal system
- - 2942249
Vehicle assigning, detecting, and dispatching system
- - 2601370
Toll checking system
- - 2683870
Selective fluid metering system
- - 2712885
Signal system
- - 2942249
Inventors:
Parissi, Anthony J.
Perreault, Francis O.
Perreault, Francis O.
Publication Date:
11/03/1964
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Export Citation:
Assignee:
MARION PRODUCTS INC
Primary Class:
Other Classes:
361/191, 340/332, 361/194
International Classes:
G08B5/36; G08B5/22