Concetto:Patent request in 1917
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Descrizione del concetto "Patent request in 1917"Feed RDF
Patents requested in 1917
[[Categoria:Patents]] [[Priority date::≥1 gennaio 1917]] [[Priority date::≤31 dicembre 1917]]
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- File:Patent-FR-491375.pdf +
- File:Patent-FR-528716.pdf +
- File:Patent-GB-110270.pdf +
- File:Patent-GB-128009.pdf +
- File:Patent-US-1238657.pdf +
- File:Patent-US-1247169.pdf +
- File:Patent-US-1250533.pdf +
- File:Patent-US-1258458.pdf +
- File:Patent-US-1261481.pdf +
- File:Patent-US-1267575.pdf +
- File:Patent-US-1267624.pdf +
- File:Patent-US-1268206.pdf +
- File:Patent-US-1277613.pdf +
- File:Patent-US-1279186.pdf +
- File:Patent-US-1284156.pdf +
- File:Patent-US-1289921.pdf +
- File:Patent-US-1312681.pdf +
- File:Patent-US-1317472.pdf +
- File:Patent-US-1325844.pdf +
- File:Patent-US-1335580.pdf +
- File:Patent-US-1347800.pdf +
- File:Patent-US-1351552.pdf +
- File:Patent-US-1351574.pdf +
- File:Patent-US-1351575.pdf +
- File:Patent-US-1351591.pdf +
- File:Patent-US-1359880.pdf +
- File:Patent-US-1367255.pdf +
- File:Patent-US-1391430.pdf +
- File:Patent-US-1406077.pdf +
- File:Patent-US-1490244.pdf +
- File:Patent-US-1506795.pdf +
- File:Patent-US-RE14397.pdf +