PATEN4D PROMO DEPOSIT PULSA TANPA POTONGAN

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 pensA Patent gives inventors the sole rht to sell, license, and produce their invention for a limited duration from its filing date. It also provides legal protection against anyone