View Single Post
Unread 08-15-2016, 04:05 PM   #19
Member
Kensal Rise
PGCA Member

Member Info
 
Join Date: Sep 2011
Posts: 1,772
Thanks: 626
Thanked 2,590 Times in 929 Posts

Default

I believe William Anson patented a similar device in the mid 1880s.
John Campbell is offline   Reply With Quote