Introduction to Patents | Intellectual Property Office of Singapore

paten4dPatented inventions have, in fact, pervaded every aspect of human life, from electric lhting (patents held by Edison and Swan) and plastic (patents held by Baekeland), to ballpoint pensSitus PATEN4D Kami dengan bangga menyambut Anda di portal informasi kesehatan kami. Website ini hadir untuk memberikan layanan informasi terkini mengenai kesehatan, program