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2. List of United States patent law cases - Wikipedia

   en.wikipedia.org/wiki/List_of_United_States...

   Rubber-Tip Pencil Co. v. Howard - Supreme Court, 1874. "An idea of itself is not patentable, but a new device by which it may be made practically useful is." City of Elizabeth v. American Nicholson Pavement Co. - Supreme Court, 1878. "Prior use" does not include experimental use. Egbert v. Lippmann - Supreme Court, 1881. Held that public use of ...

3. Walker (mobility) - Wikipedia

   en.wikipedia.org/wiki/Walker_(mobility)

   Walking frames have two front wheels, and there are also wheeled walkers available having three or four wheels, also known as rollators. Walkers started appearing in the early 1950s. The first US patent was awarded in 1953 to William Cribbes Robb, of Stretford, UK, for a device called "walking aid", which had been filed with the British patent ...

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   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.

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6. Wheelchair - Wikipedia

   en.wikipedia.org/wiki/Wheelchair

   Some walkers can be used as a wheelchair. These walkers have seat and foot plates, so an attendant can push while the patient is sitting on the walker. This is useful for a person who gets tired while walking with a walker, or has a limited walking range meaning the person can walk, but after a while, the person will collapse and fall to the ...

7. Shop the latest Trends and Deals - AOL.com

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   The best walker for seniors of 2025, according to physical therapists ... Dive in and discover deals for Mother’s Day, hot deals, exclusive tips, and money-saving advice to enhance your shopping ...

8. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

9. AOL Mail for Verizon Customers - AOL Help

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   AOL Mail welcomes Verizon customers to our safe and delightful email experience!