B60R2025/1013- Alarm systems characterised by the type of warning signal, e.g.visual or audible signals with special characteristics B60R25/104- Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device characterised by the type of theft warning signal, e.g.B60R25/10- Fittings or systems for preventing or indicating unauthorised use or theft of vehicles actuating a signalling device.B60R25/00- Fittings or systems for preventing or indicating unauthorised use or theft of vehicles.
B60R- VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR. 238000003786 synthesis reaction Methods 0.000 description 1. 238000006011 modification reaction Methods 0.000 description 1. 238000006243 chemical reaction Methods 0.000 description 1. 230000015572 biosynthetic process Effects 0.000 description 1. 238000005516 engineering process Methods 0.000 description 2. 230000005540 biological transmission Effects 0.000 description 2. 238000004891 communication Methods 0.000 abstract description 3. 238000001228 spectrum Methods 0.000 claims abstract description 13. 230000001702 transmitter Effects 0.000 claims abstract description 28. Priority to US09/037,496 priority patent/US6181238B1/en Application granted granted Critical Publication of US6181238B1 publication Critical patent/US6181238B1/en Anticipated expiration legal-status Critical Status Expired - Fee Related legal-status Critical Current Links Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority to US4027997P priority Critical Application filed by Charles N. Reed 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 as to the accuracy of the status listed.) Expired - Fee Related Application number US09/037,496 Inventor Charles N. Google Patents Panic button alarm actuatorĭownload PDF Info Publication number US6181238B1 US6181238B1 US09/037,496 US3749698A US6181238B1 US 6181238 B1 US6181238 B1 US 6181238B1 US 3749698 A US3749698 A US 3749698A US 6181238 B1 US6181238 B1 US 6181238B1 Authority US United States Prior art keywords frequency signal panic transmitter receiver Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. Google Patents US6181238B1 - Panic button alarm actuator
US6181238B1 - Panic button alarm actuator
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