![]() ![]() B61L29/246- Signals or brake- or lighting devices mounted on the road vehicle and controlled from the vehicle trainÄ¢.B61L29/24- Means for warning road traffic that a gate is closed or closing, or that rail traffic is approaching, e.g.B61L29/00- Safety means for rail/road crossing traffic.B61L- GUIDING RAILWAY TRAFFIC ENSURING THE SAFETY OF RAILWAY TRAFFIC.235000007575 Calluna vulgaris Nutrition 0.000 description 1.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by ADLER SAFETY CONTROL Co filed Critical ADLER SAFETY CONTROL Co Priority to US125552A priority Critical patent/US1803289A/en Application granted granted Critical Publication of US1803289A publication Critical patent/US1803289A/en Anticipated expiration legal-status Critical Status Expired - Lifetime legal-status Critical Current Links Original Assignee ADLER SAFETY CONTROL Co Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Lifetime Application number US125552A Inventor Jr Charles Adler Current Assignee (The listed assignees may be inaccurate. Google Patents System for automatically controlling the speed of automobilesÄownload PDF Info Publication number US1803289A US1803289A US125552A US12555226A US1803289A US 1803289 A US1803289 A US 1803289A US 125552 A US125552 A US 125552A US 12555226 A US12555226 A US 12555226A US 1803289 A US1803289 A US 1803289A Authority US United States Prior art keywords speed automobile magnet bar highway Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US1803289A - System for automatically controlling the speed of automobiles US1803289A - System for automatically controlling the speed of automobiles
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