“妈妈”发明家 If These Moms Can’t Find It,They Invent It
Eight years ago, Tamara Monosoff came up with an invention that she was sure mothers like herself would appreciate: a device that prevents children from 1)unspooling toilet paper from the roll. But she had no idea how to transform the concept into a 2)marketable product. When she turned to the Internet,“There was nothing—no road maps, no anything,” recalls Ms. Monosoff, who lives near San Francisco.阅读更多 »“妈妈”发明家 If These Moms Can’t Find It,They Invent It