Cocktail dresses were introduced in fashion during the 1920's when all of the attention was on the dress called the flipper. The flipper cocktail dress started the term f â¦ or the evening dress that is worn to dinners and restaurants that usually reaches knee length instead of the floor length evening gowns. The cocktail dress is usually embellished with jewels and satin that depicted the club era of the 1920's.
Why Were Cornell Notes Invented? The Cornell note taking system, developed by former Cornell University professor Walter Pauk in 1949, features three areas. It features a three-part system used for condensing and organizing notes, whether in the classroom or out in the field.
Blockbuster can thank Charles Ginsberg, inventor of the videotape recorder, for its brief but profitable rise, all based upon a simple business model of renting video tapes. Ginsberg, an researcher at Ampex Corporation, invented the videotape recorder in 1951. The contraption worked by taking live images from cameras and converting them into electrical impulses stored on magnetic tape. Ampex sold the first video tape recorder for $50,000 in 1956. By 1971, Sony began marketing the first at-home VCRs. After Ginsbergâs invention broke, nothing was ever the same for the entertainment industry.