Concetto:Patent request in 1938
Descrizione del concetto "Patent request in 1938"Feed RDF
Patents requested in 1938
[[Categoria:Patents]] [[Priority date::≥1 gennaio 1938]] [[Priority date::≤31 dicembre 1938]]
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- File:Patent-CH-215680.pdf +
- File:Patent-CH-255727.pdf +
- File:Patent-DE-689266.pdf +
- File:Patent-DE-689408.pdf +
- File:Patent-DE-689744.pdf +
- File:Patent-DE-696573.pdf +
- File:Patent-DE-700837.pdf +
- File:Patent-DE-732603.pdf +
- File:Patent-FR-840819.pdf +
- File:Patent-FR-841365.pdf +
- File:Patent-FR-841451.pdf +
- File:Patent-FR-843941.pdf +
- File:Patent-FR-847613.pdf +
- File:Patent-FR-850525.pdf +
- File:Patent-FR-854177.pdf +
- File:Patent-GB-488541.pdf +
- File:Patent-GB-511521.pdf +
- File:Patent-GB-514513.pdf +
- File:Patent-GB-517388.pdf +
- File:Patent-GB-520445.pdf +
- File:Patent-GB-610253.pdf +
- File:Patent-NL-48900.pdf +
- File:Patent-US-2141991.pdf +
- File:Patent-US-2144296.pdf +
- File:Patent-US-2148853.pdf +
- File:Patent-US-2152161.pdf +
- File:Patent-US-2159002.pdf +
- File:Patent-US-2159003.pdf +
- File:Patent-US-2177466.pdf +
- File:Patent-US-2179727.pdf +
- File:Patent-US-2186870.pdf +
- File:Patent-US-2188662.pdf +
- File:Patent-US-2189696.pdf +
- File:Patent-US-2200042.pdf +
- File:Patent-US-2208460.pdf +
- File:Patent-US-2222599.pdf +
- File:Patent-US-2241846.pdf +
- File:Patent-US-D110896.pdf +
- File:Patent-US-D112283.pdf +
- File:Patent-US-D112401.pdf +
- File:Patent-US-D114095.pdf +
- File:Patent-US-D115868.pdf +
- File:Patent-US-D116005.pdf +