Since 1913, sweethearts, friends, families, classmates and colleagues have met under Kaufmann’s Clock By Marylynne Pitz / Pittsburgh Post-Gazette April 21, 2013 Now that cell phones tell us the time, a landmark like Kaufmann’s Clock may seem utterly prosaic. But, to Pittsburghers, it’s far more than a machine that measures the minutes; it’s been a popular spot for a rendezvous for a century. Since 1913, sweethearts, friends, families, classmates and colleagues have met under its gleaming bronze aura before going inside to lunch at the Tic Toc, a clock-lined restaurant where diners can order a tea sandwich plate, a burger…