| 摘要 |
A plurality of hollow, sharpened, nail-like members are releasably secured in spaced relation along the length and width of an elongated strip to be extended across a roadway to puncture one or more pneumatic tires of a vehicle to provide controlled deflation of the tires and to impede the movement of the vehicle to assist law enforcement officials in the capture of the vehicle and occupants with a minimum of personal risk.
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