In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 6908628 | Disinfectant and antiseptic composition Wide spectrum disinfecting and antiseptic composition for use in the fields of human medicine, veterinary science and industry, characterized because it includes: Hydrogen peroxide, lactic acid and halogen salts (Br, I) and/or salts of heavy metals (for examp... | 06/21/2005 |