1 янв 1909 г. - 1909: Revision of the U.S. Copyright Act
Описание:
The bill broadened the scope of categories protected to include all works of authorship, and extended the term of protection to twenty-eight years with a possible renewal of twenty-eight.Добавлено на ленту времени:
Дата:
1 янв 1909 г.
Сейчас
~ 115 г назад
