Concetto:Patented in 1899
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Descrizione del concetto "Patented in 1899"Feed RDF
Patents registered in 1899
[[Categoria:Patents]] [[Patent date::≥1 gennaio 1899]] [[Patent date::≤31 dicembre 1899]]
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- File:Patent-AT-179B.pdf +
- File:Patent-AT-398B.pdf +
- File:Patent-CH-282E.pdf +
- File:Patent-DK-2722C.pdf +
- File:Patent-GB-189902000.pdf +
- File:Patent-US-619701.pdf +
- File:Patent-US-619702.pdf +
- File:Patent-US-622256.pdf +
- File:Patent-US-625722.pdf +
- File:Patent-US-629519.pdf +
- File:Patent-US-630526.pdf +
- File:Patent-US-630527.pdf +
- File:Patent-US-631824.pdf +
- File:Patent-US-631909.pdf +
- File:Patent-US-632320.pdf +
- File:Patent-US-632633.pdf +
- File:Patent-US-633538.pdf +
- File:Patent-US-634013.pdf +
- File:Patent-US-634029.pdf +
- File:Patent-US-634398.pdf +
- File:Patent-US-635700.pdf +
- File:Patent-US-638779.pdf +
- File:Patent-US-D029964.pdf +