US

On April 21, 1931, Celia and Isadore Broudy of Detroit, Michigan, patented a register filter designed to attach easily to a hot-air register and remove dust and other particles from the air passing through.

On August 31, 1926, Champe Geraldine Fitzhugh of Washington DC patented a novel table and book rest designed especially for use on a bed. Her invention clamped securely to a bed rail and adjusted easily, allowing it to function either as a tilted reading stand with a page-holding spring or as a flat, stable table for meals or writing.

On January 16, 1923, Claudia Korp, a resident of Robinson, Illinois, was granted a patent for inventing an innovative auxiliary bed that could be easily folded, arranged, and stored when needed.

On November 10, 1903, Cleo O. Young of Rialto, California, was granted a patent for a novel paper holder. Her invention streamlined the industrial packing process by using a needle-point mechanism that allowed packers to wrap fruit more quickly and efficiently.

On November 28, 1922, Clover Lewell Perkins of Highland Park, Illinois, patented an innovative newspaper design that reduced printing costs for classified advertisements. Her system separated classified ads into a smaller supplement distributed only to readers who requested it, using matching coupons to link the main paper and the supplement for accurate distribution and accounting.

On December 31, 1946, Cordelia E. O. Larkin of St. Petersburg, Florida, patented a shampoo cape designed to keep water off the wearer’s face. Her design used an elastic band that fit around the head, forming a small trough to catch and drain water to the back during washing.

On June 11, 1918, Dorothy Hooper, a UK citizen living in Nahant, Massachusetts, was granted a patent for inventing a novel inflatable raft. The raft featured multiple independent air compartments designed to maintain stability and could be easily folded for storage.

On July 10, 1934, Elizabeth G. Sonnet of New York patented a detachable waist and attaching means designed to connect a waist or blouse securely to another garment. Her invention featured an elastic, adjustable band that allowed the waist to move with the body, reducing strain on buttons and preventing tearing.

On October 29, 1945, Ellie Shed Price of Los Angeles, California, patented a doll-shaped water bottle. Her design offered a utilitarian object that could serve both as a toy and a warming device.

On August 22, 1944, Elspeth Bennett of Syracuse, New York, was granted a patent for an educational device that visually demonstrated nutritional values in foods. Her invention used colored, proportioned data shafts on a display board to let students compare the nutrients in different foods and better understand balanced diets.