Extendible and retractable pole
Gate for supermarkets and similar establishments
Gate for toll systems
Hinged vehicle gate arm
Independent backup power supply for a security barrier
Lighted parking gate
Motorcycle racing starting gate
Moving automated toll collectors
Parking gate
Parking place obstruction
Parking place obstruction
Parking prohibition device
Parking space barrier
Parking space barrier
Parking space barrier
Passage having controlled access provided by a closure device us
Portable start gate assembly
Portable vehicle barricade or portable maximum security barrier
Railroad crossing gate
Railroad grade crossing assembly