Don’t Look for Inventions Before Their Time – Wall Street Journal
 Wall Street Journal |
Don't Look for Inventions Before Their Time
Wall Street Journal Yet some inventions seem to have occurred to nobody until very late. The wheeled suitcase is arguably such a, well, case. Bernard Sadow applied for a patent on wheeled baggage in 1970, after a Eureka moment when he was lugging his heavy bags through … |