Title: Electric toothbrush
Content: ultrasonic toothbrushes, depending on whether they make movements that are below, in or above the audible range (20–20,000 Hz or 2400–2,400,000 movements per minute), respectively. The first electric toothbrush was produced by the Electro Massage Tooth Brush Company in the U.S.A. in 1927. In Switzerland in 1954 Dr. Philippe Guy Woog invented the Broxodent. Woog's electric toothbrushes were originally manufactured in Switzerland (later in France) for Broxo S.A. The device plugged into a standard wall outlet and ran on line voltage. Electric toothbrushes were initially created for patients with limited motor skills and for orthodontic patients (such as those with

Title: Electric toothbrush
Content: braces). The Broxo Electric Toothbrush was introduced in the U.S. by E. R. Squibb and Sons Pharmaceuticals in 1960. After introduction, it was marketed in the U.S. by Squibb under the names Broxo-Dent or Broxodent. In the 1980s Squibb transferred distribution of the Broxodent line to the Somerset Labs division of Bristol-Myers Squibb. The General Electric automatic toothbrush was introduced in the early 1960s; it was cordless with rechargeable NiCad batteries and although portable, was rather bulky, about the size of a two-D-cell flashlight handle. NiCad batteries of this period suffered from the Memory effect. The GE Automatic Toothbrush came

Title: Toothbrush
Content: now manufactures 70 million toothbrushes per year in the UK. By 1840 toothbrushes were being mass-produced in England, France, Germany, and Japan. Pig bristles were used for cheaper toothbrushes and badger hair for the more expensive ones. The first patent for a toothbrush was granted to H.N. Wadsworth in 1857 (U.S.A. Patent No. 18,653) in the United States, but mass production in the United States did not start until 1885. The improved design had a bone handle with holes bored into it for the Siberian boar hair bristles. Unfortunately, animal bristle was not an ideal material as it retained bacteria,

Title: Sonicare
Content: Engel and Roy Martin. They formed a new company named GEMTech to promote a dental hygiene device using a piezoelectric multimorph transducer. After several years of research and creating prototypes, the Sonicare toothbrush was introduced in November 1992 at a periodontal convention. In 1995, GEMTech changed its name to Optiva Corporation. In October 2000, Philips Domestic Appliances and Personal Care, a division of Philips, acquired the company. A few months later Optiva Corporation changed its name to Philips Oral Healthcare, Inc. By the end of 2001, Sonicare had become the number-one selling rechargeable power toothbrush in the United States. In

Title: Brush Electrical Machines
Content: Brush Electrical Machines Brush Electrical Machines is a manufacturer of electrical generators typically for gas turbine and steam turbine driven applications. The main office is based at Loughborough in Leicestershire, UK. Charles Francis Brush, born in Cleveland, Ohio in 1849, founded the Brush Electric Light Company, which stayed in business in the U.S. until 1889 when it was absorbed into the Thomson-Houston Company making Brush a wealthy man. In 1880, the Anglo-American Brush Electric Light Corporation was established in Lambeth, London. Its formation was to exploit the invention of Brush's first electric dynamo in 1876. As the business grew, due

Question: Which company first manufactured the electric toothbrush?
Answer: Squibb