United States Patent and Trademark Office

paten4dSelamat datang di paten4d , Di sini kami memberikan Anda paten4d, penghasil uang beneran dan game memancing ringan pc terbaru. Kami melayani setiap penggunaPCT – The International Patent System. The Patent Cooperation Treaty (PCT) assists applicants in seeking patent protection internationally for their inventions, helps patent offices with their