Concetto:Patent request in 1939
Descrizione del concetto "Patent request in 1939"Feed RDF
Patents requested in 1939
[[Categoria:Patents]] [[Priority date::≥1 gennaio 1939]] [[Priority date::≤31 dicembre 1939]]
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- File:Patent-CH-250922.pdf +
- File:Patent-DE-714769.pdf +
- File:Patent-DE-739296.pdf +
- File:Patent-DE-741104.pdf +
- File:Patent-FR-859771.pdf +
- File:Patent-FR-923799.pdf +
- File:Patent-GB-523717.pdf +
- File:Patent-GB-524710.pdf +
- File:Patent-GB-525411.pdf +
- File:Patent-GB-527422.pdf +
- File:Patent-GB-532979.pdf +
- File:Patent-GB-533420.pdf +
- File:Patent-GB-534657.pdf +
- File:Patent-GB-534683.pdf +
- File:Patent-IT-378835.pdf +
- File:Patent-US-2176661.pdf +
- File:Patent-US-2180560.pdf +
- File:Patent-US-2215630.pdf +
- File:Patent-US-2217755.pdf +
- File:Patent-US-2218536.pdf +
- File:Patent-US-2219769.pdf +
- File:Patent-US-2223541.pdf +
- File:Patent-US-2225864.pdf +
- File:Patent-US-2241850.pdf +
- File:Patent-US-2241852.pdf +
- File:Patent-US-2241865.pdf +
- File:Patent-US-2263299.pdf +
- File:Patent-US-2267147.pdf +
- File:Patent-US-2293343.pdf +
- File:Patent-US-D115544.pdf +
- File:Patent-US-D116097.pdf +
- File:Patent-US-D116098.pdf +
- File:Patent-US-D118872.pdf +
- File:Patent-US-D118873.pdf +
- File:Patent-US-D119006.pdf +
- File:Patent-US-D119932.pdf +