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.
Invented: Hair Lotion for black women. Sarah Breedlove, who later became known as Madam C. J. Walker, was born into a former-slave family to parents Owen and Minerva Breedlove. Madam Walker was an entrepreneur who built her empire developing hair products for black women.