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Combination Piano-Vacuum Cleaner
A piano and vacuum cleaner combinations invented by Max Rothfeld, of Philadelphia. -
Hail Cannons
Hail cannons, created residents of Styria (in modern-day Austria) devised a special gas-based mortar supposedly capable of preventing hail. -
Beast-Drawn Carriages
An invention created to harness beasts to carriages -
Airship Hospital
Charles L. Julliot, a French lawyer, proposed building a flying hospital for patients who could benefit from the "natural exhilaration of an air trip." -
Automated Grocery Store
Self-service grocery stores aren't what they used to be. In 1933, a grocery store in Los Angeles represented the pinnacle of leisure for a housewife. Instead of roaming around the aisles, all she had to do was sit down on a bar stool and select merchandise from moving shelves. -
Water Ski Sails
These oval-shaped double sails, which were attached by rods held at shoulder level, undoubtedly required impressive upper body strength, as well as some know-how in steering. -
Sewing Machine Bicycle
Charles Steinlauf's bike could carry four people and a sewing machine. -
Poochmobile
The "Poochmobile," was invented by eighty year-old dog trainer Z. Wiggs. While the dog ran, a belt and pulley mechanism would turn the rear drive wheels, which were in turn controlled by the driver's "gearshift" lever in the front.
