Изображение:Ferris.jpg
Материал из Википедии — свободной энциклопедии
Ferris.jpg (40 КБ, MIME-тип: image/jpeg)
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From English wikipedia,
Original description:
This illustration, from U.S. patent 1,354,436, depicts a variant of the Ferris Wheel with sliding gondolas. It was built at Coney Island in the 1920s, and still operates at Deno's Wonder Wheel Park. A replica of this Ferris wheel can be found in Disney's California Adventure theme park.
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In general, the contents of United States patents are in the public domain.[1]
In specific cases, patent applicants and holders may claim copyright in portions of those documents. In those specific cases, applicants are required to identify the portions that are protected under copyright, and are additionally required to state the following within the body of the application and patent:[2] [3]
The original patent should be checked for the presence of such language before an assumption is made that the contents are in the public domain. |
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