Rear overhang in excess of 4 feet is required to. display a 18-inch-square red flag for daytime. travel and clearance lights during nighttime. travel. Loads shall not extend more than. 14 feet beyond the rear of the bed or body of. the vehicle.
Patricia Bath's patent (no. 4,744,360), a method for removing cataract lenses, transformed eye surgery, using a laser device making the procedure more accurate. Patricia Bath patentPatricia Bath s passionate dedication to the treatment and prevention of blindness led her to develop the Cataract Laserphaco Probe.
First African-American female physician to receive a patent for a medical invention; inventions relate to cataract surgery and include the Laserphaco Probe, which revolutionized the industry in the 1980s, and an ultrasound technique for treatment.