الوصفARPANET as of Jun 30, 1982 - BBN map - DSC00123.JPG
English: Map of the ARPANET as of Jun 30, 1982. Created by BBN Technologies. These maps were freely distributed and copyright was never requested. They are thus in the public domain per US law, as stated in Wikimedia license tags: "published in the United States between 1978 and March 1, 1989 with neither copyright notice nor registration within 5 years."
التاريخ
المصدر
BBN Technologies, Cambridge, Massachusetts
المؤلف
BBN Technologies, Cambridge, Massachusetts
ترخيص
Public domainPublic domainfalsefalse
This work is in the public domain because it was published in the United States between 1978 and March 1, 1989 without a copyright notice, and its copyright was not subsequently registered with the U.S. Copyright Office within 5 years.
Unless its author has been dead for several years, it is copyrighted in the countries or areas that do not apply the rule of the shorter term for US works, such as Canada (50 pma), Mainland China (50 pma, not Hong Kong or Macau), Germany (70 pma), Mexico (100 pma), Switzerland (70 pma), and other countries with individual treaties. See this page for further explanation.