Wheel Chair

PAT. NO. Title
101 4,771,489 Adjustable, multi-purpose type of sick bed convertible to wheel-chair
103 4,770,431 Snap on wheel chair bicycle converter
104 4,762,332 Wheel chair
105 4,693,490 Collapsible wheel-chair
106 4,687,249 Adjustable canopy for a wheel chair, beach chair, and the like
107 4,682,783 Wheel chair
108 4,679,509 Wheel chair table system
109 4,661,035 Collapsible wheel-chair and apparatus for lifting the wheel-chair into and out from an automobile
110 4,641,847 Single lever control wheel chair
111 4,641,720 Motorized wheel chair
112 4,633,962 Articulated wheel chair
113 4,623,043 Automatic wheel chair brake
114 4,614,246 Powered wheel chair
116 4,566,707 Wheel chair
117 4,564,238 Leg-rests for modified wheel-chair
118 4,528,711 Portable wheel chair ramp
119 4,527,829 Foldable wheel chair, especially for invalids
120 4,514,867 Wheel chair with displaceable seat panel
121 4,512,588 Stair climbing wheel chair
122 4,509,797 Wheel chair restraint
123 4,506,930 Wheel-chair adapted to enable the patient to stand up
124 4,493,603 Wheel chair lift apparatus
125 4,493,488 Pressure control wheel chair seat
126 4,483,548 Wheel chair auxiliary drive means
127 4,475,762 Wheel chair restraint system
128 4,463,985 Heel strap retractor for wheel chair foot rests
129 4,457,663 Vehicle entry system for invalids and a wheel chair suitable for use with the entry system
131 4,432,425 Wheel chair
133 4,422,515 Motorized wheel chair
134 4,411,330 Stair-climbing apparatus for a wheel chair or similar mobile transport means
135 4,405,142 Knock down wheel chair
138 4,380,343 Folding scissor frame wheel chair
139 4,371,183 Folding wheel-chair
140 4,362,311 Dismountable wheel-chair
141 4,360,213 Sport type wheel chair
142 4,354,691 Wheel chair propulsion system
143 4,339,061 Accessory case for a wheel chair
144 4,339,013 Mobile and adaptable wheel chair
145 4,326,622 Cooperative escalator and wheel chair
148 4,316,616 Self-propelling and steering attachment for a wheel-chair
149 4,288,122 Wheel chair table clamp
150 4,281,958 Wheel chair hoist assembly for vehicles
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