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  • File:Patent-DK-52984.pdf
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  • File:Patent-GB-784388.pdf
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  • File:Patent-CH-102306.pdf
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  • File:Patent-DE-556766.pdf
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  • File:Patent-GB-127562.pdf
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  • File:Patent-DK-75743.pdf
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  • File:Patent-CH-343260.pdf
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  • File:Patent-US-1798046.pdf
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  • File:Patent-CH-146581.pdf
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  • File:Patent-CH-193646.pdf
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  • File:Patent-US-2136290.pdf
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  • File:Patent-FR-807275.pdf
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  • File:Patent-DE-920051.pdf
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  • File:Patent-GB-345712.pdf
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  • File:Patent-AT-143783.pdf
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  • File:Patent-CA-366351.pdf
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  • File:Patent-DE-511708.pdf
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  • File:Patent-FR-1001319.pdf
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  • File:Patent-FR-1045856.pdf
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  • File:Patent-CH-186582.pdf
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  • File:Patent-FR-35030E.pdf
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  • File:Patent-CH-148515.pdf
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  • File:Patent-CH-307024.pdf
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  • File:Patent-FR-1149886.pdf
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  • File:Patent-DE-1007210.pdf
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  • File:Patent-BE-441770.pdf
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  • File:Patent-FR-873073.pdf
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  • File:Patent-FR-926468.pdf
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  • File:Patent-GB-713536.pdf
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  • File:Patent-FR-693093.pdf
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  • File:Patent-BE-472541.pdf
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  • File:Patent-US-2526268.pdf
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  • File:Patent-US-2092459.pdf
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  • File:Patent-GB-623792.pdf
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  • File:Patent-US-295395.pdf
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    (1 159 × 1 704 (114 KB)) - 01:26, 31 gen 2024
  • File:Patent-GB-351734.pdf
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  • File:Patent-DE-430661.pdf
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  • File:Patent-CH-215680.pdf
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  • File:Patent-GB-638420.pdf
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  • File:Patent-FR-38723E.pdf
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  • File:Patent-FR-784223.pdf
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  • File:Patent-FR-847613.pdf
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  • File:Patent-US-2891512.pdf
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  • File:Patent-GB-474736.pdf
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    (1 295 × 1 752 (328 KB)) - 01:20, 12 dic 2021
  • File:Patent-GB-326242.pdf
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    (1 295 × 1 752 (365 KB)) - 01:22, 12 dic 2021
  • File:Patent-GB-288176.pdf
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    (1 295 × 1 752 (122 KB)) - 01:24, 12 dic 2021
  • File:Patent-US-2519966.pdf
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    (1 159 × 1 704 (150 KB)) - 02:12, 12 dic 2021
  • File:Patent-FR-66402E.pdf
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    (1 239 × 1 754 (223 KB)) - 01:25, 12 dic 2021
  • File:Patent-US-2189696.pdf
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    (1 159 × 1 704 (211 KB)) - 02:01, 12 dic 2021
  • File:Patent-GB-511521.pdf
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    (1 295 × 1 752 (563 KB)) - 01:21, 12 dic 2021
  • File:Patent-US-2557710.pdf
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    (1 159 × 1 704 (108 KB)) - 02:16, 12 dic 2021
  • File:Patent-GB-445752.pdf
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    (1 295 × 1 752 (313 KB)) - 01:28, 12 dic 2021
  • File:Patent-FR-1119961.pdf
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    (1 296 × 1 754 (189 KB)) - 02:28, 11 dic 2021
  • File:Patent-NL-81874.pdf
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    (1 239 × 1 754 (151 KB)) - 22:49, 11 dic 2021
  • File:Patent-CH-318128.pdf
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    (1 296 × 1 754 (322 KB)) - 02:20, 11 dic 2021
  • File:Patent-CH-419896.pdf
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