| http://www.w3.org/ns/prov#value | - for unlocking said gate and for causing said motor means to open and close said gate in response to command signals applied to said microprocessor means, said command signals including said radio and sensor loop signals; and (f) obstruction sensing means connected to said microprocessor means for detecting the occurrence of an obstruction during the motion of said gate; (g) said microprocessor me
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