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Signature. James Murray Spangler (November 20, 1848 – January 23, 1915) was an American inventor, salesman, and janitor who invented the first commercially successful portable electric vacuum cleaner that revolutionized household carpet cleaning. His device was not the first vacuum cleaner, but it was the first that was practical for home use.
Nipper (1884 – September 1895), also known as the RCA Victor dog, was a dog from Bristol, England. Bred as a terrier mix, he served as the model for a 1898 painting by British painter Francis Barraud titled His Master's Voice. This image became one of the world's best known trademarks, the famous dog-and- gramophone pairing that was used by ...
The Ministry of Foreign Affairs machine was the "Type B Cipher Machine", codenamed Purple by United States cryptanalysts. The chief designer of Purple was Kazuo Tanabe. His engineers were Masaji Yamamoto and Eikichi Suzuki. Eikichi Suzuki suggested the use of a stepping switch instead of the more troublesome half-rotor switch.
Earthbath Oatmeal & Aloe Dog & Cat ShampooThis hypoallergenic dog shampoo is a Select’s Best for Your Pet award winner and is made with oatmeal and aloe vera, making it a great option for dogs ...
Tesla just can’t shake those quality problems with its Cybertruck. The first recall came at the end of January, thanks to a warning-light font size that was too small, which could have caused ...
For example, if your dog frequently goes to a dog park and rolls around in the dirt, you may need to bathe them once a week. If your pup is more of a lap dog, they may not need to be shampooed so ...
Martin Cooper (inventor) Martin Cooper (born December 26, 1928) is an American engineer. He is a pioneer in the wireless communications industry, especially in radio spectrum management, with eleven patents in the field. [2] [3]
There's no doubt how valuable service dogs are to the owners who rely on them. They show their furry friends lots of love and care, and in return, their dogs perform life-changing skills that ...