Patents - Notes Keywords
eagle 1863/01/27 -> 37515 - > 
eagle 1870/06/21 -> 104572 - > 
eagle 1871/07/18 -> 117064 - > 
eagle 1873/03/25 -> 137181 - > 
eagle 1879/09/09 -> 219495 - > 
eagle 1879/10/14 -> 220637 - > 
eagle 1880/01/13 -> 223528 - > 
eagle 1880/11/09 -> RE9462 - > 
eagle 1880/12/21 -> 235750 - > 
eagle 1890/07/01 -> 431336 - > 
eagle 1892/08/30 -> 481551 - > 
eagle 1894/09/04 -> 525562 - > 
eagle 1895/01/22 -> RE11465 - > 
eagle 1896/02/25 -> 555337 - > 
eagle 1898/07/26 -> 608069 - > 
eagle 1898/11/29 -> 615206 - > 
eagle 1898/11/29 -> 615207 - > 
17 Patents Listed