TRAFFIC CONTROLLER FOR PARKING AREA

PROBLEM TO BE SOLVED: To assure safety and simplify the facilities by providing a first sensing plate and a second sensing plate with a proper interval between them and installing a rise plate equipped with an extending bar between said plates, and raising the rise plate after a car has passed the t...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: NAGAI TERUO
Format: Patent
Sprache:eng
Schlagworte:
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