TV-glasögon (1953)
The Cyclomer, En amphibious bicycle i Paris (1932).
Piano för sängliggande (1935).
Rullskridskor USA (1910)
Personlig parabol, Nederländerna (1930)
Check Signing Machine in Treasury Department, USA (1918).
Krummlauf med granatkastare (1945)
Motorhjul. Frankrike (1931)
Duvkameror. Tyskland (1908).
New Goodyear Självlysande hjul USA 1961.
Acoustic aircraft locators in Japan, in 1945.
Hamblin glasses England (1936).
motorboard Hollywood, USA, (1948).
Straw Hat Radio USA (1931).
Portabel TV, Germany (1967).
Double trumpet system, Bolling Field, an airbase in Washington DC, (1921)
Tracked Motorcycle Frankrike (1938)
The Astra-Gnome with the sound chamber acrylic glass bubble canopy USA (1955).
Pressure suit for high altitude balloons Spanien (1935).