Concetto:Patented in 1940
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Descrizione del concetto "Patented in 1940"Feed RDF
Patents registered in 1940
[[Categoria:Patents]] [[Patent date::≥1 gennaio 1940]] [[Patent date::≤31 dicembre 1940]]
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- File:Patent-DE-689266.pdf +
- File:Patent-DE-689408.pdf +
- File:Patent-DE-689598.pdf +
- File:Patent-DE-689744.pdf +
- File:Patent-DE-696573.pdf +
- File:Patent-DE-697205.pdf +
- File:Patent-FR-854177.pdf +
- File:Patent-FR-857935.pdf +
- File:Patent-FR-859771.pdf +
- File:Patent-GB-517388.pdf +
- File:Patent-GB-520445.pdf +
- File:Patent-GB-523717.pdf +
- File:Patent-GB-524710.pdf +
- File:Patent-GB-525411.pdf +
- File:Patent-GB-527422.pdf +
- File:Patent-NL-48900C.pdf +
- File:Patent-US-2186027.pdf +
- File:Patent-US-2186869.pdf +
- File:Patent-US-2186870.pdf +
- File:Patent-US-2187528.pdf +
- File:Patent-US-2188662.pdf +
- File:Patent-US-2189696.pdf +
- File:Patent-US-2200042.pdf +
- File:Patent-US-2203093.pdf +
- File:Patent-US-2208460.pdf +
- File:Patent-US-2213931.pdf +
- File:Patent-US-2215630.pdf +
- File:Patent-US-2216780.pdf +
- File:Patent-US-2217502.pdf +
- File:Patent-US-2217755.pdf +
- File:Patent-US-2218536.pdf +
- File:Patent-US-2219769.pdf +
- File:Patent-US-2222599.pdf +
- File:Patent-US-2223541.pdf +
- File:Patent-US-2224162.pdf +
- File:Patent-US-2225864.pdf +
- File:Patent-US-2435123.pdf +
- File:Patent-US-D118872.pdf +
- File:Patent-US-D118873.pdf +
- File:Patent-US-D119006.pdf +
- File:Patent-US-D119932.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 +