Christian Tussing patent, illustrations (US1096329-0, 1914)


Christian Tussing patent illustration (US1096329-0, 1914).png
Christian Tussing patent illustration 2 (US1096329-0, 1914).png
Christian Tussing patent illustration 3 (US1096329-0, 1914).png

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Title

Christian Tussing patent, illustrations (US1096329-0, 1914).png

Date

1914

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