Arnold Neustadter,85, who invented the Rolodex card file to organize phone numbers, died Wednesday in New York. His first successful invention was the spring-mounted personal phone directory that pops ...
David and Susie Biddulph are betting that their card file with a twist will transform their small Central Florida company into a national marketing power. The Biddulphs, co-owners of Market Force Corp ...
Arnold Neustadter, whose invention of the Rolodex card file helped so many millions of people organize their professional and private lives that it became a lasting symbol of the art of networking, ...
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