FLY TRAPS - US PATENTS

Choose a year and click the photo
you are interested on to see the file.
  18
  19
  20
 
     
1859 - 1868

1859
1867
1868
1870

1870
1871
1872

1873 - 1874

1873
1874
1875 - 1879

1875
1876
1879
1881 - 1889

1881
1882
1884
1887
1889
1890-1899

1890
1891
1892
1894
1897
1898
1899
1901-1910

1901
1903
1906
1907
1908
1909
1910
1911-1913

1911
1913
1914

1915-1916

1915
1916
1917 - 1919

1917
1918
1919
1920-1929

1920
1921
1922
1923
1925
1926
1928
1929
1932-1934

1930
1932
1934
1979-1989

1979
1980
1989
1993-1997

1993
1995
1997
2000-2008

2000
2008