Remington-Keene Repeating Rifle, .45-70-405. My next guess before the hint was going to be burton-keene so I was getting close. My keene guess came from this ...

keene pantent

Last edited by Grogel_Deluxe; 08/04/10.
"We're all going to have so much [bleep] fun we'll need plastic surgery to remove our god damn smiles." - Clark Griswold

Remembering The 99
http://www.blurb.com/bookstore/detail/1163424