(...) <SNIP> Simple a 4 way Axle Connector so I can more easily constrct a girderform building with the Lego Axles. _| |_ _ O _ | | (20 years ago, 10-May-05, to lugnet.general)
(...) Check out here (URL) you look at the patent image for the angle connectors, you can see that TLG already patented (but never produced :( ) just the part you are asking for. (20 years ago, 11-May-05, to lugnet.general)