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Summary
DescriptionHong Kong road sign 239.svg
English: Slippery Road
中文(简体):滑的路
中文(繁體):滑的路
Date
Source
Transport Department
Author
Government of Hong Kong
Licensing
Public domainPublic domainfalsefalse
This work is in the public domain in Hong Kong because, according to Section 17 in Chapter 528 (Copyright Ordinance) of the Law of Hong Kong, the copyright of this work had expired in Hong Kong. This is either because the period of 50 years from the end of the calendar year in which the author died had already ended, or the work is of unknown authorship and the period of 50 years from the end of the calendar year in which the work was first made has ended. Please also see Wikipedia:Copyrights. Important note: Works of foreign (non-U.S.) origin must be out of copyright or freely licensed in both their home country and the United States in order to be accepted on Commons. Works of Hong Kong origin that have entered the public domain in the U.S. due to certain circumstances (such as publication in noncompliance with U.S. copyright formalities) may have had their U.S. copyright restored under the Uruguay Round Agreements Act (URAA) if the work was under copyright in Hong Kong on January 1, 1996.
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This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.