19th century patent
MOSQUITO GUARD.John Haven · December 4, 1860
IMPROVED MOSQUITO-NETJohn Zengeler · March 15, 1864
IMPROVEMENT IN BEE-HIVESJoseph Bradt · July 3, 1866
IMPROVEMENT IN BEE-HIVESJames H. Crandell · April 20, 1869
IMPROVEMENT IN BEE-HIVES.Alonzo E. Woodhull · December 26, 1871
IMPROVEMENT IN BEE-HIVESGeorge W. Armstrong and Charles F. Gillet · March 24, 1874
IMPROVEMENT IN BEE-HIVESOrson Colvin · July 31, 1877
IMPROVEMENT IN BEE-HIVESIsham Berry Burroughs · September 18, 1877
IMPROVEMENT IN BEE-HIVESNathaniel Zink · March 4, 1879
IMPROVEMENT IN CENTRIFUGAL HONEY-EXTRACTORS.George Warren Williams · October 7, 1879
Moth-TrapRobert F. Ivey · March 29, 1881
HEAD-SCREENHorace Garst · February 23, 1886
CENTRIFUGAL HONEY-EXTRACTOR.Charles Wesley Metcalf · March 22, 1892
PORTABLE MOSQUITO-NET.Ernest Wenigmann · April 26, 1892