Concetto:Patent request in 1940
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Descrizione del concetto "Patent request in 1940"Feed RDF
Patents requested in 1940
[[Categoria:Patents]] [[Priority date::≥1 gennaio 1940]] [[Priority date::≤31 dicembre 1940]]
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- File:Patent-CH-213442.pdf +
- File:Patent-CH-219430.pdf +
- File:Patent-DE-709836.pdf +
- File:Patent-DE-726251.pdf +
- File:Patent-DE-727003.pdf +
- File:Patent-DE-738888.pdf +
- File:Patent-DE-875462.pdf +
- File:Patent-FR-971980.pdf +
- File:Patent-GB-541190.pdf +
- File:Patent-US-2213931.pdf +
- File:Patent-US-2217502.pdf +
- File:Patent-US-2229749.pdf +
- File:Patent-US-2232231.pdf +
- File:Patent-US-2233846.pdf +
- File:Patent-US-2236720.pdf +
- File:Patent-US-2237155.pdf +
- File:Patent-US-2239526.pdf +
- File:Patent-US-2249616.pdf +
- File:Patent-US-2254975.pdf +
- File:Patent-US-2255093.pdf +
- File:Patent-US-2258030.pdf +
- File:Patent-US-2260571.pdf +
- File:Patent-US-2272674.pdf +
- File:Patent-US-2274393.pdf +
- File:Patent-US-2278907.pdf +
- File:Patent-US-2289963.pdf +
- File:Patent-US-2292381.pdf +
- File:Patent-US-2293621.pdf +
- File:Patent-US-2293622.pdf +
- File:Patent-US-2293623.pdf +
- File:Patent-US-2304832.pdf +
- File:Patent-US-2318950.pdf +
- File:Patent-US-2318977.pdf +
- File:Patent-US-2319802.pdf +
- File:Patent-US-2401167.pdf +
- File:Patent-US-D120734.pdf +
- File:Patent-US-D121335.pdf +
- File:Patent-US-D121336.pdf +
- File:Patent-US-D123293.pdf +
- File:Patent-US-D123485.pdf +
- File:Patent-US-D124230.pdf +
- File:Patent-US-D124248.pdf +
- File:Patent-US-D124266.pdf +
- File:Patent-US-D124609.pdf +
- File:Patent-US-D127598.pdf +
- File:Patent-US-D132663.pdf +