tag:blogger.com,1999:blog-5022318990784415929.post2595432395310551091..comments2023-10-20T11:17:47.246-04:00Comments on Two Nerdy History Girls: Breakfast Links: Week of July 13, 2015Unknownnoreply@blogger.comBlogger1125tag:blogger.com,1999:blog-5022318990784415929.post-51237331091718385342015-07-20T16:47:31.416-04:002015-07-20T16:47:31.416-04:00The kicking machine is cute, but not unique. It i...The kicking machine is cute, but not unique. It is a 2001 US patent. It is lapsed, so if you want to build your own ...........<br />See https://encrypted.google.com/patents/US6293874<br /><br />Here is one built in 1937 - http://ncpedia.org/industry/kicking-machine<br /><br />There are earlier patents for similar devices. In the 1990s I saw a water powered one on the net, but now can't find a link<br /><br />Anonymousnoreply@blogger.com