Entry  About  Search  Log In  help (navigation)
Publication
     
     
     

 Jefferson Papers Indexes | Papers of Thomas Jefferson, Retirement Series (all volumes) | I |  inventions

Subentries

Jump to “See Also” entries

– distilling [2 references]

– O. Evans on patent protection for [1 reference]

– fireproof ceiling [2 references]

– fireproofing [1 reference]

– impenetrable stucco [1 reference]

– invisible ink [1 reference]

– manufacturing alkali [1 reference]

– matches [1 reference]

– metallic pen [1 reference]

– perpetual-motion machine [4 references + 1 subentry]

– refrigerator [1 reference]

– of H. G. Spafford [3 references + 1 subentry]

– water filtration system [2 references + 1 subentry]

See Also

See also machines

See also patents