User talk:Jvv

Contents

Thread titleRepliesLast modified
Andrew Jackson Beard's patented modification to railrod coupler021:19, 5 February 2014

Andrew Jackson Beard's patented modification to railrod coupler

If someone can explain the essential element of Mr. Beard's modification, I would be grateful.  :)

74.179.184.2221:19, 5 February 2014