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Patents > Year filed: 1914 & Related to aircraft: Yes & Family year: 1913

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Patent BE-1913-255172 (4) · Patent AT-1913-01-21 Jacob Lohner & Co. (2) · Patent DK-1913-19885 (2) · Patent DE-1913-293131 (2) · Patent FR-1913-468076 (2) · Patent FR-1913-472867 (2)
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