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Priority to JP5732986UpriorityCriticalpatent/JPH0412400Y2/ja
Publication of JPS62172999UpublicationCriticalpatent/JPS62172999U/ja
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Publication of JPH0412400Y2publicationCriticalpatent/JPH0412400Y2/ja
Doppler radar vehicle speed sensing system including means for checking system operation based on the detection of low frequency Doppler frequency components