搜索: 资料名称 作者 主题 系列 图书编目号码 起始字母为: 10 20 30 50 100 每页 < 前 10 个标题 后 10 个标题 > 浏览标题 # Patent laws and legislation 2 SEE ALSO: Copyright 14 Patent laws and legislation -- United States 6 Patent laws and legislation -- United States -- Periodicals. 1 Patent laws and legislation -- United States -- Popular works 16 Patent lawyers -- Canada -- Directories. 1 Patent lawyers -- Fiction. 2 Patent lawyers -- United States -- Directories. 1 Patent licenses -- United States 1 Patent licenses -- United States -- Popular works. 3 Patent literature 2 10 20 30 50 100 每页 < 前 10 个标题 后 10 个标题 >