Concetto:Patent request in 1947
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Descrizione del concetto "Patent request in 1947"Feed RDF
Patents requested in 1947
[[Categoria:Patents]] [[Priority date::≥1 gennaio 1947]] [[Priority date::≤31 dicembre 1947]]
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- File:Patent-CA-462708.pdf +
- File:Patent-CH-263051.pdf +
- File:Patent-CH-263680.pdf +
- File:Patent-CH-274547.pdf +
- File:Patent-DE-882047.pdf +
- File:Patent-FR-1005453.pdf +
- File:Patent-FR-1005485.pdf +
- File:Patent-FR-1006326.pdf +
- File:Patent-FR-1006658.pdf +
- File:Patent-FR-1060752.pdf +
- File:Patent-FR-942385.pdf +
- File:Patent-FR-944423.pdf +
- File:Patent-FR-950038.pdf +
- File:Patent-FR-950633.pdf +
- File:Patent-FR-969966.pdf +
- File:Patent-GB-621241.pdf +
- File:Patent-GB-621354.pdf +
- File:Patent-GB-635144.pdf +
- File:Patent-GB-639958.pdf +
- File:Patent-GB-646726.pdf +
- File:Patent-US-2504420.pdf +
- File:Patent-US-2513380.pdf +
- File:Patent-US-2522554.pdf +
- File:Patent-US-2522555.pdf +
- File:Patent-US-2528408.pdf +
- File:Patent-US-2553598.pdf +
- File:Patent-US-2553599.pdf +
- File:Patent-US-2593082.pdf +
- File:Patent-US-2601846.pdf +
- File:Patent-US-2603189.pdf +
- File:Patent-US-2605746.pdf +
- File:Patent-US-2617387.pdf +
- File:Patent-US-2621629.pdf +
- File:Patent-US-2670711.pdf +
- File:Patent-US-D149921.pdf +
- File:Patent-US-D150320.pdf +
- File:Patent-US-D151661.pdf +
- File:Patent-US-D151989.pdf +